Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm...

24
C-27 C Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice. Bore Gages SERIES 526 — for Extra Small Holes • Alternative indicators may be used in place of those recommended*. * Some indicators and protection covers cannot be used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models. • An optional stand (215-120-10) is available for efficient measurement of multiple small holes. Refer to page C-30 for details. Pin point 1/2·L L 1/2·L Contact Point Bore Gages For easy and accurate measurement of inside diameters Measurement Principle Setting Rings (Metric models) Nominal size •Order No. 526-170-11 etc. 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 177-208: 2.50 mm 177-246: 2.75 mm 177-248: 3.00 mm 177-250: 3.25 mm 177-252: 3.50 mm 177-255: 3.75 mm Order No. 526-150-11 etc. 177-204: 4.0 mm 177-257: 4.5 mm 177-205: 5.0 mm 177-263: 5.5 mm 177-267: 6.0 mm 177-271: 6.5 mm 177-275: 7.0 mm Setting Rings (Inch models) Nominal size •Order No. 526-175-11 etc. 177-350: 0.040 in 177-351: 0.045 in 177-352: 0.050 in 177-353: 0.055 in 177-354: 0.060 in Order No. 526-165-11 etc. 177-355: 0.07 in 177-356: 0.08 in 177-357: 0.09 in 177-358: 0.10 in 177-359: 0.11 in 177-360: 0.12 in 177-361: 0.13 in 177-362: 0.14 in 177-363: 0.15 in Order No. 526-155-11 etc. 177-364: 0.16 in 177-365: 0.18 in 177-366: 0.20 in 177-367: 0.22 in 177-368: 0.24 in 177-369: 0.26 in 177-370: 0.28 in Inch Order No. Range Accuracy Repeatability Bore gage Dial indicator Dial protection cover Setting ring 526-175-10 0.037 - 0.061 in 0.00016 in 0.00004 in 526-175-10 Not supplied Not supplied Not supplied 526-165-10 0.059 - 0.156 in 0.00016 in 526-165-10 526-155-10 0.146 - 0.287 in 0.00024 in 526-155-10 526-176-10 0.037 - 0.061 in 0.00016 in 526-175-10 2923SB-10 (Graduation: 0.0001 in) 21DZA000 526-166-10 0.059 - 0.156 in 0.00016 in 526-165-10 526-156-10 0.146 - 0.287 in 0.00024 in 526-155-10 526-175-11 0.037 - 0.061 in 0.00016 in 526-175-10 Not supplied Not supplied Supplied 526-165-11 0.059 - 0.156 in 0.00016 in 526-165-10 526-155-11 0.146 - 0.287 in 0.00024 in 526-155-10 526-176-11 0.037 - 0.061 in 0.00016 in 526-175-10 2923SB-10 (Graduation: 0.0001 in) 21DZA000 526-166-11 0.059 - 0.156 in 0.00016 in 526-165-10 526-156-11 0.146 - 0.287 in 0.00024 in 526-155-10 526-170-11 * The dial indicator and the protection cover are optional. • These gages are designed to measure the diameters of very small holes. SPECIFICATIONS Metric Order No. Range Accuracy Repeatability Bore gage Dial indicator Dial protection cover Setting ring 526-170-10 0.95 - 1.55 mm 4 μm 1 μm 526-170-10 Not supplied Not supplied Not supplied 526-160-10 1.50 - 3.95 mm 4 μm 526-160-10 526-150-10 3.70 - 7.30 mm 6 μm 526-150-10 526-172-10 0.95 - 1.55 mm 4 μm 526-170-10 2109SB-10 (Graduation: 0.001 mm) 21DZA000 526-162-10 1.50 - 3.95 mm 4 μm 526-160-10 526-152-10 3.70 - 7.30 mm 6 μm 526-150-10 526-173-10 0.95 - 1.55 mm 4 μm 526-170-10 2046SB (Graduation: 0.01 mm) 21DZA000 526-163-10 1.50 - 3.95 mm 4 μm 526-160-10 526-153-10 3.70 - 7.30 mm 6 μm 526-150-10 526-170-11 0.95 - 1.55 mm 4 μm 526-170-10 Not supplied Not supplied Supplied 526-160-11 1.50 - 3.95 mm 4 μm 526-160-10 526-150-11 3.70 - 7.30 mm 6 μm 526-150-10 526-172-11 0.95 - 1.55 mm 4 μm 526-170-10 2109SB-10 (Graduation: 0.001 mm) 21DZA000 526-162-11 1.50 - 3.95 mm 4 μm 526-160-10 526-152-11 3.70 - 7.30 mm 6 μm 526-150-10 526-173-11 0.95 - 1.55 mm 4 μm 526-170-10 2046SB (Graduation: 0.01 mm) 21DZA000 526-163-11 1.50 - 3.95 mm 4 μm 526-160-10 526-153-11 3.70 - 7.30 mm 6 μm 526-150-10 Setting rings are not supplied with some models. Please purchase them separately if necessary. For details of setting rings, refer to page C-47.

Transcript of Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm...

Page 1: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Bore GagesSERIES 526 — for Extra Small Holes

• Alternative indicators may be used in place of those recommended*.* Some indicators and protection covers cannot be

used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models.

• An optional stand (215-120-10) is available for efficient measurement of multiple small holes. Refer to page C-30 for details.

Pin point

1/2·L

L

1/2·L

Contact Point

Bore GagesFor easy and accurate measurement of inside diameters

Measurement Principle

Setting Rings (Metric models)Nominal size •Order No. 526-170-11 etc. 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm•Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 177-208: 2.50 mm 177-246: 2.75 mm 177-248: 3.00 mm 177-250: 3.25 mm 177-252: 3.50 mm 177-255: 3.75 mm•Order No. 526-150-11 etc. 177-204: 4.0 mm 177-257: 4.5 mm 177-205: 5.0 mm 177-263: 5.5 mm 177-267: 6.0 mm 177-271: 6.5 mm 177-275: 7.0 mm

Setting Rings (Inch models)Nominal size •Order No. 526-175-11 etc. 177-350: 0.040 in 177-351: 0.045 in 177-352: 0.050 in 177-353: 0.055 in 177-354: 0.060 in•Order No. 526-165-11 etc. 177-355: 0.07 in 177-356: 0.08 in 177-357: 0.09 in 177-358: 0.10 in 177-359: 0.11 in 177-360: 0.12 in 177-361: 0.13 in 177-362: 0.14 in 177-363: 0.15 in•Order No. 526-155-11 etc. 177-364: 0.16 in 177-365: 0.18 in 177-366: 0.20 in 177-367: 0.22 in 177-368: 0.24 in 177-369: 0.26 in 177-370: 0.28 in

Inch

Order No. Range Accuracy Repeatability Bore gage Dial indicator Dial protection cover Setting ring

526-175-10 0.037 - 0.061 in 0.00016 in

0.00004 in

526-175-10Not supplied Not supplied

Not supplied

526-165-10 0.059 - 0.156 in 0.00016 in 526-165-10526-155-10 0.146 - 0.287 in 0.00024 in 526-155-10526-176-10 0.037 - 0.061 in 0.00016 in 526-175-10

2923SB-10(Graduation: 0.0001 in) 21DZA000526-166-10 0.059 - 0.156 in 0.00016 in 526-165-10

526-156-10 0.146 - 0.287 in 0.00024 in 526-155-10526-175-11 0.037 - 0.061 in 0.00016 in 526-175-10

Not supplied Not supplied

Supplied

526-165-11 0.059 - 0.156 in 0.00016 in 526-165-10526-155-11 0.146 - 0.287 in 0.00024 in 526-155-10526-176-11 0.037 - 0.061 in 0.00016 in 526-175-10

2923SB-10(Graduation: 0.0001 in) 21DZA000526-166-11 0.059 - 0.156 in 0.00016 in 526-165-10

526-156-11 0.146 - 0.287 in 0.00024 in 526-155-10

526-170-11

* The dial indicator and the protection cover are optional.

• These gages are designed to measure the diameters of very small holes.

SPECIFICATIONSMetric

Order No. Range Accuracy Repeatability Bore gage Dial indicator Dial protection cover Setting ring

526-170-10 0.95 - 1.55 mm 4 μm

1 μm

526-170-10Not supplied Not supplied

Not supplied

526-160-10 1.50 - 3.95 mm 4 μm 526-160-10526-150-10 3.70 - 7.30 mm 6 μm 526-150-10526-172-10 0.95 - 1.55 mm 4 μm 526-170-10

2109SB-10(Graduation: 0.001 mm) 21DZA000526-162-10 1.50 - 3.95 mm 4 μm 526-160-10

526-152-10 3.70 - 7.30 mm 6 μm 526-150-10526-173-10 0.95 - 1.55 mm 4 μm 526-170-10

2046SB(Graduation: 0.01 mm) 21DZA000526-163-10 1.50 - 3.95 mm 4 μm 526-160-10

526-153-10 3.70 - 7.30 mm 6 μm 526-150-10526-170-11 0.95 - 1.55 mm 4 μm 526-170-10

Not supplied Not supplied

Supplied

526-160-11 1.50 - 3.95 mm 4 μm 526-160-10526-150-11 3.70 - 7.30 mm 6 μm 526-150-10526-172-11 0.95 - 1.55 mm 4 μm 526-170-10

2109SB-10(Graduation: 0.001 mm) 21DZA000526-162-11 1.50 - 3.95 mm 4 μm 526-160-10

526-152-11 3.70 - 7.30 mm 6 μm 526-150-10526-173-11 0.95 - 1.55 mm 4 μm 526-170-10

2046SB(Graduation: 0.01 mm) 21DZA000526-163-11 1.50 - 3.95 mm 4 μm 526-160-10

526-153-11 3.70 - 7.30 mm 6 μm 526-150-10

Setting rings are not supplied with some models.Please purchase them separately if necessary. For details of setting rings, refer to page C-47.

Page 2: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

( ): 3.7 - 7.3 mm / 0.146-0.287 in range model

213634

( ): 3.7 - 7.3 mm / 0.146-0.287 in range model

* This is a standard accessory to be attached between the spindle of the indicator (dial indicator, etc.) and the contact point. This is not a component for extending the measuring length.

DIMENSIONS

Unit: mm

Optional Accessories – : Dial indicator (See Chapter F) 21DZA000: Dial protection cover 215-120-10: Stand for small holesRecommended Dial Indicators (see Chapter F)Metric models: 2046SB (0.01 mm) 2972TB (0.01 mm - One-revolution type) 2109SB-10 (0.001 mm) 2900SB-10 (0.001 mm - One-revolution type)Inch models: 2922SB (0.0005 in) 2977TB (0.0005 in - One-revolution type) 2923SB-10 (0.0001 in) 2910SB-10 (0.0001 in - One-revolution type)Recommended Digimatic Indicators (see Chapter F)Metric models: 543-310B (ID-C112GXB: 0.001 mm)Inch models: 543-312B (ID-C112GEXB: 0.001 mm/0.00005 in)Note: Indicators equipped with rubber bellows, such as

water-proof types, cannot be used. STANDARD ACCESSORIES

Bore gage(Main body)

Contact point Pin pointMarked No. Order No. Measuring range L9 L1 øD1 Order No.

526-170-10526-175-10

1.0 21DAA601A 0.95 - 1.15 mm/0.037 - 0.045 in

11.5 27.5 2.5 2014351.1 21DAA601B 1.07 - 1.25 mm/0.042 - 0.049 in1.2 21DAA601C 1.17 - 1.35 mm/0.046 - 0.053 in1.3 21DAA601D 1.27 - 1.45 mm/0.050 - 0.057 in1.4 21DAA601E 1.37 - 1.55 mm/0.054 - 0.061 in

526-160-10526-165-10

1.75 21DAA602A 1.50 - 1.90 mm/0.059 - 0.075 in17.5 33.8 3.5 2014362.00 21DAA602B 1.80 - 2.20 mm/0.071 - 0.087 in

2.25 21DAA602C 2.05 - 2.45 mm/0.081 - 0.096 in2.50 21DAA602D 2.30 - 2.70 mm/0.091 - 0.106 in

22.5 39.3 3.5 201437

2.75 21DAA602E 2.55 - 2.95 mm/0.100 - 0.116 in3.00 21DAA602F 2.80 - 3.20 mm/0.110 - 0.126 in3.25 21DAA602G 3.05 - 3.45 mm/0.120 - 0.136 in3.50 21DAA602H 3.30 - 3.70 mm/0.130 - 0.146 in3.75 21DAA602J 3.55 - 3.95 mm/0.140 - 0.156 in

526-150-10526-155-10

4.0 21DAA603A 3.7 - 4.3 mm/0.146 - 0.169 in

32 53 5.5 201438

4.5 21DAA603B 4.2 - 4.8 mm/0.165 - 0.189 in5.0 21DAA603C 4.7 - 5.3 mm/0.185 - 0.209 in5.5 21DAA603D 5.2 - 5.8 mm/0.205 - 0.228 in6.0 21DAA603E 5.7 - 6.3 mm/0.224 - 0.248 in6.5 21DAA603F 6.2 - 6.8 mm/0.244 - 0.268 in7.0 21DAA603G 6.7 - 7.3 mm/0.264 - 0.287 in

Bore gage Spanner Extension rod526-170-10 210188 21AAA259E526-160-10526-150-10 102148526-175-10 210188 213634526-165-10526-155-10 102148

Spanner210188

Extension rod21AAA259E

102148

Thickness: 1.5

96

(48)

Pin Point

L1 øD1

Thickness: 1.5

7

47

M2.5×0.45 M2.5×0.45

M2.5×0.45M2.5×0.45

4448.5

(50)

ø5

ø5.2

45

ø5

Note: Pin point and contact point are consumable parts. Please replace them with new one when degrading of accuracy, operation, or measuring range.

( ):3.7-7.3 mm / 0.146-0.287 in range model

(10)

Contact point

(25.5)

Inch

: ø9.

53

Approx. 8026.5456.56

Met

ric: ø

8

ø8

(10)

(M7×0.75)

(6) M5×0.55

ø7(ø8)

8L9

No.4-48 UNFNo.4-48 UNF

ø553

ø5.2

(58)

Page 3: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Bore GagesFor easy and accurate measurement of inside diameters

Bore GagesSERIES 526 — for Extra Small Holes

526-101

DIMENSIONSUnit: mm

SPECIFICATIONSMetricOrder No. Range Accuracy Repeatability Bore gage Dial indicator Dial protection cover Setting ring526-101 7 - 10 mm 4 μm

2 μm

526-101Not supplied Not supplied

Not supplied

526-102 10 - 18 mm 6 μm 526-102526-124 7 - 10 mm 4 μm 526-101 2109SB-10

(Graduation: 0.001 mm)21DZA000

526-125 10 - 18 mm 6 μm 526-102526-126 7 - 10 mm 4 μmm 526-101 2046SB

(Graduation: 0.01 mm)526-127 10 - 18 mm 6 μmm 526-102

InchOrder No. Range Accuracy Repeatability Bore gage Dial indicator Dial protection cover Setting ring526-103 0.3 - 0.4 in 0.00016 in

0.00008 in

526-103Not supplied Not supplied

Not supplied

526-104 0.4 - 0.7 in 0.00024 in 526-104526-122 0.3 - 0.4 in 0.00016 in 526-103 2923SB-10

(Graduation: 0.0001 in) 21DZA000526-123 0.4 - 0.7 in 0.00024 in 526-104526-119 0.3 - 0.4 in 0.00016 in 526-103 2922SB

(Graduation: 0.0005 in) 21DZA000526-120 0.4 - 0.7 in 0.00024 in 526-104

STANDARD ACCESSORIES

Bore gage(Main body)

Contact point SpannerMarked No. Order No. Measuring range L10 L11 L12 Order No.

526-101526-103

1 102469 7.0 - 7.5 mm/0.28 - 0.30 in

1.8 40 29.2 102148

2 102470 7.5 - 8.0 mm/0.30 - 0.32 in3 102471 8.0 - 8.5 mm/0.32 - 0.34 in4 102472 8.5 - 9.0 mm/0.34 - 0.36 in5 102473 9.0 - 9.5 mm/0.36 - 0.38 in6 102474 9.5 - 10.0 mm/0.38 - 0.40 in

526-102526-104

1 102454 10 - 11 mm/0.40 - 0.44 in 2.1

46 38 102148

2 102455 11 - 12 mm/0.44 - 0.48 in

2.7

3 102456 12 - 13 mm/0.48 - 0.52 in4 102457 13 - 14 mm/0.52 - 0.56 in5 102458 14 - 15 mm/0.56 - 0.60 in6 102459 15 - 16 mm/0.60 - 0.64 in7 102460 16 - 17 mm/0.64 - 0.68 in8 102461 17 - 18 mm/0.68 - 0.72 in

Pin point

1/2·L

L

1/2·L

Contact Point

Measurement Principle

Optional Accessories–: Dial indicator (See Chapter F)21DZA000: Dial protection cover–: Setting ring (See page C-45)215-120-10: Stand for small holes

Recommended Dial Indicators (see Chapter F)Metric models: 2046SB (0.01 mm) 2972TB (0.01 mm - One-revolution type) 2109SB-10 (0.001 mm) 2900SB-10 (0.001 mm - One-revolution type)Inch models: 2922SB (0.0005 in) 2977TB (0.0005 in - One-revolution type) 2923SB-10 (0.0001 in) 2910SB-10 (0.0001 in - One-revolution type)

Recommended Digimatic Indicators (see Chapter F)Metric models: 543-310B (ID-C112GXB, 0.001 mm)Inch models: 543-312B (ID-C112GEXB, 0.001mm/0.00005 in)Note: Indicators equipped with rubber bellows, such as

water-proof types, cannot be used.

Spanner102148

Thickness: 1.5

7

47

• These gages are designed to measure the diameters of very small holes.

• Alternative indicators may be used in place of those recommended*.* Some indicators and protection covers cannot be

used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models.

• An optional stand (215-120-10) is available for efficient measurement of multiple small holes. Refer to page C-30 for details.

Setting rings are not supplied. Please purchase them separately if necessary. For details, refer to page C-47.Note: Contact point is consumable part. Please replace it with new one when degrading of accuracy, operation, or measuring

range.

Setting rings are not supplied.Please purchase them separately if necessary. For details of the setting rings, refer to page C-47.

Contact point

Inch

: ø9.

53

Inch:(21.5)Metric:(32)

16.5 45

ø8

Approx. 80

Met

ric: ø

8

27

L10

L12

L11

ø8

6 M7×0.75

The dial indicator and the protection cover are optional.

Page 4: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Optional AccessoriesV-attachment: 902798

• Optimal for efficient measurement of multiple small holes with a bore gage (series 526).

Bore Gage Stand SERIES 215

●レバーを手前に倒すと平面測定台が上昇し、測定状態になります。●アタッチメントを使用すると、ワークの位置決めが容易で同じ形状の多量のワークを測定する場合に便利です。

Dial indicator(optional)

Series 526 bore gage(optional)

Lever

Platen

V-attachment

(optional) 902798

φ30

φ60

220

68

38

110 170

φ8~φ16クランプ可能

215-120-10

SPECIFICATIONSOrder No. Measuring table displacement Measuring table215-120-10 38 mm Flat measuring table (ø60 mm)

ø60

169110

38

ø30

5014

6822

0

ø8 - ø16Clamping

Operating MethodPulling the lever forwards moves the platen upwards and the instrument goes into measurement mode.The V-attachment aids positioning the workpiece on the platen and is useful when measuring a large number of the same size of workpiece.

DIMENSIONSUnit: mm

V-attachment902798Adjustable for diameter of workpiece between 25 to 40 mm

For centering

Page 5: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Bore GagesSERIES 511 — for Small Holes

• These gages are designed to measure the diameters of very small holes.

• Alternative indicators may be used in place of those recommended*. * Some indicators and protection covers cannot be

used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models.

• Setting Rings are available to aid in accurately setting a gage before making a measurement. (For details, refer to page C-47.)

6 - 10 mm 10 - 18.5 mm

Bore GagesFor easy and accurate measurement of inside diameters

Close-up View of Anvils and Contact Points

Technical DataAccuracy: Metric models: 5 μm Inch models: 0.0002 inRepeatability: Metric models: 2 μm Inch models: 0.00008 inAdjacent error: Metric models: 2 μm Inch models: 0.00008 in

Optional Accessories– : Dial indicator (See Chapter F)21DZA000: Dial protection cover

Recommended Digimatic Indicators (see Chapter F)Metric models: 2046SB (0.01 mm) 2972TB (0.01 mm - One-revolution type) 2109SB-10 (0.001 mm) 2900SB-10 (0.001 mm - One-revolution type)Inch models: 2922SB (0.0005 in) 2977TB (0.0005 in - One-revolution type) 2923SB-10 (0.0001 in) 2910SB-10 (0.0001 in - One-revolution type)Recommended Digimatic Indicators (see Chapter F)Metric models: 543-310B (ID-C112GXB: 0.001 mm)Inch models: 543-312B (ID-C112GEXB: 0.001 mm/0.00005 in)Note: Indicators equipped with rubber bellows, such as

water-proof types, cannot be used.

SPECIFICATIONSMetric

Order No. Range Stroke of contact point

Measuring force Guide force

Content of setProbing depth

Bore gage Dial indicator Dial protection cover Anvil Interchangeable Washer511-209 6 - 10 mm 0.5 mm

2N or less— 511-209

Not supplied Not supplied 9 pcs.Not supplied 50 mm

511-201 10 - 18.5 mm 0.6 mm 6N or less 511-201 1 pc. 100 mm511-210 6 - 10 mm 0.5 mm

2N or less— 511-209 2109SB-10

(Graduation: 0.001 mm) 21DZA000 9 pcs.Not supplied 50 mm

511-203 10 - 18.5 mm 0.6 mm 6N or less 511-201 1 pc. 100 mm511-211 6 - 10 mm 0.5 mm

2N or less— 511-209 2046SB

(Graduation: 0.01 mm) 21DZA000 9 pcs.Not supplied 50 mm

511-204 10 - 18.5 mm 0.6 mm 6N or less 511-201 1 pc. 100 mm

Inch

Order No. Range Stroke of contact point

Measuring force Guide force

Content of setProbing depth

Bore gage Dial indicator Dial protection cover Anvil Interchangeable Washer511-214 0.24 - 0.4 in 0.020 in

2N or less— 511-214

Not supplied Not supplied 9 pcs.Not supplied 2 in

511-205 0.4 - 0.74 in 0.024 in 6N or less 511-205 1 pc. 4 in511-212 0.24 - 0.4 in 0.020 in

2N or less— 511-214 2923SB-10

(Graduation: 0.0001 in) 21DZA000 9 pcs.Not supplied 2 in

511-206 0.4 - 0.74 in 0.024 in 6N or less 511-205 1 pc. 4 in511-213 0.24 - 0.4 in 0.020 in

2N or less— 511-214 2922SB

(Graduation: 0.0005 in) 21DZA000 9 pcs.Not supplied 2 in

511-207 0.4 - 0.74 in 0.024 in 6N or less 511-205 1 pc. 4 in

511-201

The dial indicator and protection cover are optional.

Page 6: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

511-209/511-214 511-201/511-205

204355

Anvil AnvilInterchangeable washer(Supplied only with 511-201/511-205)

M3.5×0.35

SR0.5

CG-S10A,S18A

アンビル

SR1.5

SR0.5 SR1 ø3.8

ø7

100

ø4ø6

27 約80

ø8

0.5L1.8

L

3.7

53505

5

8.5焼入れ鋼  

超硬ボール  

アンビル

焼入れ鋼   焼入れ鋼  

SR1.5

SR0.5

Metric: 32Inch: 23

8.5

5

5 50 53

3.7

0.5

Approx.8027

ø6ø4

100

ø7ø3.8

Anvil

Hardened steel

Anvil

Carbide ball

Met

ric: ø

8In

ch: ø

9.53

SR0.5L13

Hardened steel

(L1)

SR1M3.5×0.35

(L1)

Hardened steel

L141.8

DIMENSIONS

Unit: mm

STANDARD ACCESSORIESBore gage

(Main body)

Anvil Interchangeable Washer Spanner

Marked No. Order No. Indication of measuring size L1 L13 Order No. Order No.

511-209511-214

1 952168 6.0 mm/0.24 in 4.7 1.2

Not supplied 206709

2 952169 6.5 mm/0.26 in 5.3 1.73 952170 7.0 mm/0.28 in 5.8 2.24 952414 7.5 mm/0.30 in 6.3 2.75 952415 8.0 mm/0.32 in 6.8 3.26 952416 8.5 mm/0.34 in 7.3 3.77 952417 9.0 mm/0.36 in 7.8 4.28 952418 9.5 mm/0.38 in 8.3 4.79 952419 10.0 mm/0.40 in 8.8 5.2

Bore gage(Main body)

Anvil Interchangeable Washer Spanner

Marked No. Order No. Indication of measuring size L1 L14 Order No. Order No.

511-201511-205

1 204356 10 mm/0.40 in 3.8 2

204355 204354

2 204357 11 mm/0.44 in 4.8 33 204358 12 mm/0.48 in 5.8 44 204359 13 mm/0.52 in 6.8 55 204360 14 mm/0.56 in 7.8 66 204361 15 mm/0.60 in 8.8 77 204362 16 mm/0.64 in 9.8 88 204363 17 mm/0.68 in 10.8 99 204364 18 mm/0.72 in 11.8 10

Spanner206709 204354

3.3

ø620

Thickness: 1.5 mm

3.9

(41)

Hardened steelSR1.5

Carbide ball

Anvil

Anvil

SR0.5

Inch:23

Inch

: ø9.

53

Metric: 32

8.5

5

5 50 53

3.7

Met

ric: ø

8

Approx. 8027

ø6ø4

1006 - 10 mm / 0.24 - 0.4 in range model

10 - 18.5 mm / 0.4 - 0 .74 in range model

Page 7: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-33

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

• Longer plunger stroke with no effect on accuracy. • Carbide is used for the contact point ensuring high

durability and wear resistance.• This model reduces the influence of heat from the operator's

hand by 50% by increasing the grip size and making the grip hollow-structured, thereby retaining high-accuracy measurement.

• Alternative indicators may be used in place of those recommended*. * Some indicators and protection covers cannot be used with these

bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models.

• Optional extension rods can be attached for measuring deep holes. (For details, refer to page C-45.)

• A Bore Gage Checker and a range of Setting Rings are available to aid in accurately setting a gage before making a measurement. (For details, refer to pages C-46 and C-47.)

Bore GagesSERIES 511

Bore GagesFor easy and accurate measurement of inside diameters

SPECIFICATIONSMetric

Order No. Range Stroke of contact point

Measuring force Guide force

Content of set Probing depthBore gage Dial indicator Dial protection cover Anvil Interchangeable Washer Sub-Anvil Spanner

511-701 18 - 35 mm 1.2 mm 4N or less 6N or less 511-701

Not supplied Not supplied

9 pcs. 2 pcs.Not supplied 1 pc. 100 mm

511-702 35 - 60 mm 511-702 6 pcs.4 pcs.

Not supplied150 mm511-703 50 - 150 mm

1.6 mm5N or less 10N or less 511-703 11 pcs. 1 pc.

511-704 100 - 160 mm 511-704 13 pcs.Not supplied511-705 160 - 250 mm 6N or less 15N or less 511-705 6 pcs.

7 pcs. 250 mm511-706 250 - 400 mm 511-706 5 pcs. 1 pc.511-721 18 - 35 mm 1.2 mm 4N or less 6N or less 511-701

2109SB-10(Graduation: 0.001mm) 21DZA000

9 pcs. 2 pcs.Not supplied 1 pc. 100 mm

511-722 35 - 60 mm 511-702 6 pcs.4 pcs.

Not supplied150 mm511-723 50 - 150 mm

1.6 mm5N or less 10N or less 511-703 11 pcs. 1 pc.

511-724 100 - 160 mm 511-704 13 pcs.Not supplied511-725 160 - 250 mm 6N or less 15N or less 511-705 6 pcs.

7 pcs. 250 mm511-726 250 - 400 mm 511-706 5 pcs. 1 pc.511-711 18 - 35 mm 1.2 mm 4N or less 6N or less 511-701

2046SB(Graduation: 0.01mm) 21DZA000

9 pcs. 2 pcs. Not supplied 1 pc. 100 mm

511-712 35 - 60 mm 511-702 6 pcs.4 pcs.

Not supplied150 mm511-713 50 - 150 mm

1.6 mm5N or less 10N or less 511-703 11 pcs. 1 pc.

511-714 100 - 160 mm 511-704 13 pcs.Not supplied511-715 160 - 250 mm 6N or less 15N or less 511-705 6 pcs.

7 pcs. 250 mm511-716 250 - 400 mm 511-706 5 pcs. 1 pc.511-921

18 - 150 mm — — —511-701 2046SB

21DZA000 — — — — —511-922 511-702 2109SB-10511-925-10 511-703 543-310B

511-703511-702

Dial indicators and protection covers are optional.

Inch

Order No. Range Stroke of contact point

Measuring force Guide force

Content of set Probing depthBore gage Dial indicator Dial protection cover Anvil Interchangeable Washer Sub-Anvil Spanner

511-731 0.7 - 1.4 in 0.047 in 4N or less 6N or less 511-731

Not supplied Not supplied

9 pcs. 2 pcs.Not supplied 1 pc. 4 in

511-732 1.4 - 2.5 in 511-732 6 pcs.4 pcs.

Not supplied6 in511-733 2.0 - 6.0 in

0.063 in5N or less 10N or less 511-733 11 pcs. 1 pc.

511-734 4.0 - 6.5 in 511-734 13 pcs.Not supplied511-735 6.5 - 10.0 in 6N or less 15N or less 511-735 6 pcs.

7 pcs. 10 in511-736 10.0 - 16.0 in 511-736 5 pcs. 1 pc.511-751 0.7 - 1.4 in 0.047 in 4N or less 6N or less 511-731

2923SB-10(Graduation: 0.0001 in) 21DZA000

9 pcs. 2 pcs.Not supplied 1 pc. 4 in

511-752 1.4 - 2.5 in 511-732 6 pcs.4 pcs.

Not supplied6 in511-753 2.0 - 6.0 in

0.063 in5N or less 10N or less 511-733 11 pcs. 1 pc.

511-754 4.0 - 6.5 in 511-734 13 pcs.Not supplied511-755 6.5 - 10.0 in 6N or less 15N or less 511-735 6 pcs.

7 pcs. 10 in511-756 10.0 - 16.0 in 511-736 5 pcs. 1 pc.511-741 0.7 - 1.4 in 0.047 in 4N or less 6N or less 511-731

2922SB(Graduation: 0.0005 in) 21DZA000

9 pcs. 2 pcs.Not supplied 1 pc. 4 in

511-742 1.4 - 2.5 in 511-732 6 pcs.4 pcs.

Not supplied6 in511-743 2.0 - 6.0 in

0.063 in5N or less 10N or less 511-733 11 pcs. 1 pc.

511-744 4.0 - 6.5 in 511-734 13 pcs.Not supplied511-745 6.5 - 10.0 in 6N or less 15N or less 511-735 6 pcs.

7 pcs. 10 in511-746 10.0 - 16.0 in 511-736 5 pcs. 1 pc.511-931

0.7 - 6.0 in — — —511-731 2922SB

21DZA000 — — — — —511-932 511-732 2923SB-10511-935-10 511-733 543-312BNotes: 1) A 50 mm sub-anvil is supplied with 511-703, and a 75 mm sub-anvil is supplied with 511-706. 2) A 2 in sub-anvil is supplied with 511-733, and a 3 in sub-anvil is supplied with 511-736. 3) It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

Page 8: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-34

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Anvil Interchangeable washer

6 28 12.5

5 26 10.5

4 24 8.5

パーツNo.L(mm)刻印No. サイズ(mm)

1 18

202

3 22

2.5

4.5

6.5

21DZA213A

7 30 14.5

8 32 16.5

9 34 18.5

21DZA213B

21DZA213C

21DZA213D

21DZA213E

21DZA213F

21DZA213G

21DZA213H

21DZA213J

205624

205623

1

0.5

t(mm) パーツNo.コードNo.・符号

No.511-701

CG-35AX

ø7.4

ø5

t

M5×0.5SR1.5Carbide ball

L14 3

(L1)

6 28 12.5

5 26 10.5

4 24 8.5

パーツNo.L(mm)刻印No. サイズ(mm)

1 18

202

3 22

2.5

4.5

6.5

21DZA213A

7 30 14.5

8 32 16.5

9 34 18.5

21DZA213B

21DZA213C

21DZA213D

21DZA213E

21DZA213F

21DZA213G

21DZA213H

21DZA213J

205624

205623

1

0.5

t(mm) パーツNo.コードNo.・符号

No.511-701

CG-35AX

ø7.4

ø5

t

M5×0.5SR1.5Carbide ball

L14 3

(L1)Spanner102148

7

47

Thickness: 1.5

The grip is highly resistant to heat transfer from the operator’s hand.

Technical DataAccuracy: Metric models 2 μm Inch models 0.00008 inRepeatability: Metric models 0.5 μm Inch models 0.00002 inAdjacent error: Metric models 1 μm Inch models 0.00004 in

Optional Accessories–: Dial indicator (See Chapter F)21DZA000: Dial protection cover

Recommended Dial Indicators (see Chapter F)Metric models: 2046SB (0.01 mm) 2972TB (0.01 mm - One revolution type) 2109SB-10 (0.001 mm) 2900SB-10 (0.001 mm - One-revolution type)Inch models: 2922SB (0.0005 in) 2977TB (0.0005 in- One-revolution type) 2923SB-10 (0.0001 in) 2910SB-10 (0.0001 in - One-revolution type)

Note: Indicators equipped with rubber bellows, such as waterproof types, cannot be used.

DIMENSIONS

Unit: mm

STANDARD ACCESSORIESBore gage

(Main body)

Anvil Interchangeable washer Spanner

Marked No. Order No. Indication of measuring size L1 L14 Order No. t Order No.

511-701511-731

1 21DZA213A 18 mm/0.71 in 5.5 2.5

205623205624

0.5 mm/0.02 in1.0 mm/0.04 in 102148

2 21DZA213B 20 mm/0.79 in 7.5 4.53 21DZA213C 22 mm/0.87 in 9.5 6.54 21DZA213D 24 mm/0.94 in 11.5 8.5 5 21DZA213E 26 mm/1.02 in 13.5 10.5 6 21DZA213F 28 mm/1.10 in 15.5 12.5 7 21DZA213G 30 mm/1.18 in 17.5 14.58 21DZA213H 32 mm/1.26 in 19.5 16.59 21DZA213J 34 mm/1.34 in 21.5 18.5

Contact Points

35-60 mm / 1.4-2.5 in

250-400 mm / 10.0-16.0 in

18-35 mm / 0.7-1.4 in 50-150 mm / 2.0-6.0 in 100-160 mm / 4.0-6.5 in

160-250 mm / 6.5-10.0 in

Round guide Round guide

Roller guides Roller guides

Roller guides Roller guides

AnvilA carbide ball is used for the contact point. It is more abrasion resistant than a hardened steel ball and, as its surface is smoother than that of a carbide tip, the workpiece is less liable to be marked.

Comparison of abrasion resistance

Inspection method• Load a 0.5 N weight on the anvil, and slide for 1,000 m on abrasive paper of 9 µm (#2000) particle size.Comparison of marks on the workpiece

Inspection method• Load a 4 N weight on the anvil, and slide on the

aluminum plate back and forth for 20 times.

Abrasion depth: 0.1 mm750 HV or more

Hardened steel ball (conventional model)

Carbide tip(conventional model)

Abrasion depth: 0.001 mm1350 HV or more

Carbide ball(current model)

Carbide ball(current model)

形状測定結果

縦倍率 2,000 横倍率 200

深さ:10µm

形状測定結果

縦倍率 2,000 横倍率 200

深さ:1µm以下

Ra0.4

ø6

SR3

Ra0.06

ø6

SR2.5

Result of contour measurement

Result of contour measurement

Vertical magnification: 2,000Horizontal magnification: 200

Depth: 10 µm

Vertical magnification: 2,000Horizontal magnification: 200

Depth: 1 µm or less

Ra0.4

ø6

SR3 Ra0.06

ø6

SR2.5

SR0.75 Carbide ball

Anvil

Contact point

Inch

: ø9.

53

Inch:23

11.9

6.4

100 123Metric: 32

Met

ric: ø

8

ø9Approx. 80

4.3

ø12.7 18 - 35 mm / 0.7 - 1.4 in

Page 9: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-35

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Anvil Interchangeable washer

Bore GagesSERIES 511

No.511-761 CGB-35X

�R�[�hNo.�E���� �p�[�cNo.��(mm)0.5

1205623205624

21DZA213J21DZA213H21DZA213G21DZA213F21DZA213E21DZA213D21DZA213C21DZA213B

18.534916.532814.5307

21DZA213A

6.54.52.5

2232 20

181

�T�C�Y(mm)���óNo. L(mm) �p�[�cNo.

8.524410.526512.5286

SR1.5carbide ball M5×0.5

t

ø5

ø7.4

3L

ø5.99.5L14

SR2.5Carbide ball

ø5.9L14 9.5

SR2.5Carbide ball

(L1) Sub-anvil(Supplied only for 511-703/733)

(��)�T�C�Y�Ì( )�à�Í50mm�Ì�T�u�A���r���ð�g�p�µ�½�ê���ð�¦�µ�Ü�·�B

�R�[�hNo.�E�����T�C�Y(mm)���óNo. L(mm)�p�[�cNo.

21DZA232F21DZA232E21DZA232D21DZA232C21DZA232B21DZA232A

15.510.55.5

4532 40

351

20.5504

25.555530.5606

�p�[�cNo.L(mm)���óNo.�T�C�Y(mm)�R�[�hNo.�E����

No.511-702

CG-60AX

150145140135130

21DZA232L21DZA232K21DZA232J21DZA232H

55.550.545.540.535.5 21DZA232G

1110987

21DZA232F21DZA232E21DZA232D21DZA232C21DZA232B21DZA232A

15.510.55.5

11032 105

1001

20.5115425.5120530.51256No.511-704

CG-160AX

21DZA232M60.51551213 160 65.5 21DZA232N

No.511-703

CG-150AX

�p�[�cNo.��(mm)

SR2.5carbide ball

6 75(125) 30.55 70(120) 25.54 65(115) 20.5

1 50(100)55(105)2

3 60(110)

5.510.515.5

21DZA232A21DZA232B21DZA232C21DZA232D21DZA232E21DZA232F

205459205458205457

21

0.5

2054603

789

1011

21DZA232G35.540.545.550.555.5

21DZA232H21DZA232J21DZA232K21DZA232L

80(130)85(135)90(140)95(145)

100(150)

102178

5.99.5L

t

ø9.5

ø6.2

M11x1 M11x150

56.5

(��)�T�C�Y�Ì( )�à�Í50mm�Ì�T�u�A���r���ð�g�p�µ�½�ê���ð�¦�µ�Ü�·�B

�R�[�hNo.�E�����T�C�Y(mm)���óNo. L(mm)�p�[�cNo.

21DZA232F21DZA232E21DZA232D21DZA232C21DZA232B21DZA232A

15.510.55.5

4532 40

351

20.5504

25.555530.5606

�p�[�cNo.L(mm)���óNo.�T�C�Y(mm)�R�[�hNo.�E����

No.511-702

CG-60AX

150145140135130

21DZA232L21DZA232K21DZA232J21DZA232H

55.550.545.540.535.5 21DZA232G

1110987

21DZA232F21DZA232E21DZA232D21DZA232C21DZA232B21DZA232A

15.510.55.5

11032 105

1001

20.5115425.5120530.51256No.511-704

CG-160AX

21DZA232M60.51551213 160 65.5 21DZA232N

No.511-703

CG-150AX

�p�[�cNo.��(mm)

SR2.5carbide ball

6 75(125) 30.55 70(120) 25.54 65(115) 20.5

1 50(100)55(105)2

3 60(110)

5.510.515.5

21DZA232A21DZA232B21DZA232C21DZA232D21DZA232E21DZA232F

205459205458205457

21

0.5

2054603

789

1011

21DZA232G35.540.545.550.555.5

21DZA232H21DZA232J21DZA232K21DZA232L

80(130)85(135)90(140)95(145)

100(150)

102178

5.99.5L

t

ø9.5

ø6.2

M11x1 M11x150

56.5

Bore GagesFor easy and accurate measurement of inside diameters

DIMENSIONS

Unit: mm

STANDARD ACCESSORIESBore gage(Main body)

Anvil Interchangeable washer Sub-AnvilMarked

No. Order No. Indication of measuring size L1 L14 Order No. t Order No.

511-702511-732

1 21DZA232A 35 mm/1.38 in 15 5.5

205457205458205459205460

0.5 mm/0.02 in1.0 mm/0.04 in2.0 mm/0.08 in3.0 mm/0.12 in

2 21DZA232B 40 mm/1.57 in 20 10.53 21DZA232C 45 mm/1.77 in 25 15.5 4 21DZA232D 50 mm/1.97 in 30 20.55 21DZA232E 55 mm/2.17 in 35 25.56 21DZA232F 60 mm/2.36 in 40 30.5

511-703511-733( ) Using

50 mm/2 in Sub-Anvil

1 21DZA232A 50 mm (100 mm)/1.97 in (3.94 in) 15 5.5

102178(50 mm/2 in)

2 21DZA232B 55 mm (105 mm)/2.17 in (4.13 in) 20 10.53 21DZA232C 60 mm (110 mm)/2.36 in (4.33 in) 25 15.54 21DZA232D 65 mm (115 mm)/2.55 in (4.53 in) 30 20.55 21DZA232E 70 mm (120 mm)/2.74 in (4.72 in) 35 25.56 21DZA232F 75 mm (125 mm)/2.93 in (4.92 in) 40 30.57 21DZA232G 80 mm (130 mm)/3.12 in (5.12 in) 45 35.58 21DZA232H 85 mm (135 mm)/3.31 in (5.31 in) 50 40.59 21DZA232J 90 mm (140 mm)/3.50 in (5.51 in) 55 45.5

10 21DZA232L 95 mm (145 mm)/3.69 in (5.71 in) 60 50.511 21DZA232M 100 mm (150 mm)/3.88 in (5.91 in) 65 55.5

511-704511-734

1 21DZA232A 100 mm/3.94 in 15 5.52 21DZA232B 105 mm/4.13 in 20 10.53 21DZA232C 110 mm/4.33 in 25 15.54 21DZA232D 115 mm/4.53 in 30 20.55 21DZA232E 120 mm/4.72 in 35 25.5 6 21DZA232F 125 mm/4.92 in 40 30.57 21DZA232G 130 mm/5.12 in 45 35.58 21DZA232H 135 mm/5.31 in 50 40.59 21DZA232J 140 mm/5.51 in 55 45.5

10 21DZA232L 145 mm/5.71 in 60 50.511 21DZA232M 150 mm/5.91 in 65 55.512 21DZA232N 155 mm/6.10 in 70 60.513 21DZA232P 160 mm/6.30 in 75 65.5

Note: It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

Recommended Digimatic Indicators(see Chapter F)Metric models: 543-310B (ID-C112GXB: 0.001 mm)Inch models: 543-312B (ID-C112GEXB: 0.001 mm/0.00005 in)

• The ID measurement can be performed easily since the minimum value is detected automatically.

• Up to three combinations of master value and tolerance value can be set.

• Nine measurement results (maximum) can be saved and recalled from memory (when no external device is connected).m

Refer to page F-10 for details.

Bore Gage Checker515-590, CCG-400The Bore Gage Checker allows easy setting of dial bore gages with ranges of 18 mm (0.7 in) through 400 mm (16 in) using gauge blocks.Refer to page C-46 for details.

Standard configuration: Stand, Attachment A, B, C(1pc. for each, Parallel Jaw (2 pcs.)

Contact pointSR1.0 Carbide ball

Anvil

SR0.75Carbide ball

Contact point

Anvil

Inch:23

Inch

: ø9.

53

28.9

12

L17

18.2

9ø12.8

L16

ø12

Approx. 80123150

Met

ric: ø

8

Metric:32

9

ø20 35 - 60 mm/1.4 - 2.5 in50 - 150 mm/2 - 6 in100 - 160 mm/4 - 6.5 in

Range L16 L17

50 - 150 mm / 2 - 6 in 38 16.5100 - 160 mm / 4 - 6.5 in 50 66.5

Page 10: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-36

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Interchangeable washer Sub-anvilSupplied only for 511-706 (202974) and 511-736 (202975)

Anvil

21DZA241F

21DZA241E

21DZA241D

21DZA241C

21DZA241B

21DZA241A

40

25

10

1903

2 175

1601

552054

702205

852356

�p�[�cNo.L(mm)���óNo. �T�C�Y(mm)�R�[�hNo.�E����

No.511-705 CG-250AX

205462

205461

205467

2

1

0.5

��(mm) �p�[�cNo.

2054633

4

5

6

205464

205465

205466No.511-706 CG-400AX

5 310(385) 70

4 295(370) 55

1 250(325)

265(340)2

3 280(355)

10

25

40

21DZA241A

21DZA241B

21DZA241C

21DZA241D

21DZA241E

(��)�T�C�Y�Ì( )�à�Í75mm�Ì�T�u�A���r���ð�g�p�µ�½�ê���ð�¦�µ�Ü�·�B

No.202974

M11x1 M11x1

t

ø8.1

ø14

8875

ø7.9

28L14

SR2.5Carbide ball

(L1)

21DZA241F

21DZA241E

21DZA241D

21DZA241C

21DZA241B

21DZA241A

40

25

10

1903

2 175

1601

552054

702205

852356

�p�[�cNo.L(mm)���óNo. �T�C�Y(mm)�R�[�hNo.�E����

No.511-705 CG-250AX

205462

205461

205467

2

1

0.5

��(mm) �p�[�cNo.

2054633

4

5

6

205464

205465

205466No.511-706 CG-400AX

5 310(385) 70

4 295(370) 55

1 250(325)

265(340)2

3 280(355)

10

25

40

21DZA241A

21DZA241B

21DZA241C

21DZA241D

21DZA241E

(��)�T�C�Y�Ì( )�à�Í75mm�Ì�T�u�A���r���ð�g�p�µ�½�ê���ð�¦�µ�Ü�·�B

No.202974

M11x1 M11x1

t

ø8.1

ø14

8875

ø7.9

28L14

SR2.5Carbide ball

(L1)

M16x1

202974 (511-706)202975 (511-736)

M16x1

88/3.5 in

75/3 in

DIMENSIONS

Unit: mm

STANDARD ACCESSORIESBore gage(Main body)

Anvil Interchangeable washer Sub-AnvilMarked

No. Order No. Indication of measuring size L1 L14 Order No. t Order No.

511-705511-735

1 21DZA241A 160 mm/6.50 in 38 10

205467205461205462205463205464205465205466

0.5 mm/0.02 in1.0 mm/0.04 in2.0 mm/0.08 in3.0 mm/0.12 in4.0 mm/0.16 in5.0 mm/0.20 in6.0 mm/0.24 in

2 21DZA241B 175 mm/7.09 in 53 253 21DZA241C 190 mm/7.68 in 68 40 4 21DZA241D 205 mm/8.27 in 83 55 5 21DZA241E 220 mm/8.86 in 98 70 6 21DZA241F 235 mm/9.45 in 113 85

511-706511-736( ) Using

75 mm/3 in Sub-Anvil

1 21DZA241A 250 mm (325 mm)/10.00 in (13.00 in) 38 10 Metric:202974

(75 mm)Inch:202975

(3.0 in)

2 21DZA241B 265 mm (340 mm)/10.59 in (13.59 in) 53 25 3 21DZA241C 280 mm (355 mm)/11.18 in (14.18 in) 68 40 4 21DZA241D 295 mm (370 mm)/11.77 in (14.77 in) 83 55 5 21DZA241E 310 mm (385 mm)/12.36 in (15.36 in) 98 70

Notes: It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

Anvil

SR1.5 Carbide ballContact point

Inch

: ø9.

53

Inch:23

L17

12

Met

ric: ø

8

Metric:32

ø19.8

90

ø15

Approx.80123

100.

9

250

160 - 250 mm / 6.5 - 10 in250 - 400 mm / 10 - 16 in

Range L17

160 - 250 mm 50250 - 400 mm 1406.5 - 10.0 in 55.1

10.0 - 16.0 in 144

Page 11: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-37

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

• Compact and lightweight due to the short length below the grip.• Longer plunger stroke with no effect on accuracy. • Carbide contact point ensures high durability and wear resistance.• This model reduces the influence of heat from the operator's hand by 50% by increasing the grip size and

making the grip hollow-structured, thereby retaining high-accuracy measurement.• Alternative indicators may be used in place of those recommended*.

* Some indicators and protection covers cannot be used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models.

• A Bore Gage Checker and a range of Setting Rings are available to aid in accurately setting a gage before making a measurement. (For details, refer to pages C-46 and C-47.)

Bore GagesSERIES 511 — Short Leg Type

511-761 511-762

511-761

511-763

511-763

Bore GagesFor easy and accurate measurement of inside diameters

Notes: 1) A 50 mm sub-anvil is supplied with 511-763. 2) A 2 in sub-anvil is supplied with 511-783. 3) It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

SPECIFICATIONSMetric

Order No. Range Stroke of contact point

Measuring force Guide force

Content of set Probing depthBore gage Dial indicator Dial protection cover Anvil Interchangeable Washer Sub-Anvil Spanner

511-761 18 - 35 mm 1.2 mm 4N or less 6N or less 511-761

Not supplied Not supplied

9 pcs. 2 pcs.Not supplied 1 pc.

50 mm511-762 35 - 60 mm 511-762 6 pcs.4 pcs. Not

supplied511-763 50 - 150 mm 1.6 mm 5N or less 10N or less 511-763 11 pcs. 1 pc.511-764 100 - 160 mm 511-764 13 pcs. Not supplied511-771 18 - 35 mm 1.2 mm 4N or less 6N or less 511-761

2109SB-10(Graduation: 0.001 mm) 21DZA000

9 pcs. 2 pcs.Not supplied 1 pc.

50 mm511-772 35 - 60 mm 511-762 6 pcs.4 pcs. Not

supplied511-773 50 - 150 mm 1.6 mm 5N or less 10N or less 511-763 11 pcs. 1 pc.511-774 100 - 160 mm 511-764 13 pcs. Not supplied511-766 18 - 35 mm 1.2 mm 4N or less 6N or less 511-761

2046SB(Graduation: 0.01 mm) 21DZA000

9 pcs. 2 pcs.Not supplied 1 pc.

50 mm511-767 35 - 60 mm 511-762 6 pcs.4 pcs. Not

supplied511-768 50 - 150 mm 1.6 mm 5N or less 10N or less 511-763 11 pcs. 1 pc.511-769 100 - 160 mm 511-764 13 pcs. Not supplied

Inch

Order No. Range Stroke of contact point

Measuring force Guide force

Content of set Probing depthBore gage Dial indicator Dial protection cover Anvil Interchangeable Washer Sub-Anvil Spanner

511-781 0.7 - 1.4 in 0.047 in 4N or less 6N or less 511-781

Not supplied Not supplied

9 pcs. 2 pcs.Not supplied 1 pc.

2 in511-782 1.4 - 2.5 in 511-782 6 pcs.4 pcs. Not

supplied511-783 2.0 - 6.0 in 0.063 in 5N or less 10N or less 511-783 11 pcs. 1 pc.511-784 4.0 - 6.5 in 511-784 13 pcs. Not supplied511-791 0.7 - 1.4 in 0.047 in 4N or less 6N or less 511-781

2923SB-10(Graduation: 0.0001 in) 21DZA000

9 pcs. 2 pcs.Not supplied 1 pc.

2 in511-792 1.4 - 2.5 in 511-782 6 pcs.4 pcs. Not

supplied511-793 2.0 - 6.0 in 0.063 in 5N or less 10N or less 511-783 11 pcs. 1 pc.511-794 4.0 - 6.5 in 511-784 13 pcs. Not supplied511-786 0.7 - 1.4 in 0.047 in 4N or less 6N or less 511-781

2922SB(Graduation: 0.0005 in) 21DZA000

9 pcs. 2 pcs.Not supplied 1 pc.

2 in511-787 1.4 - 2.5 in 511-782 6 pcs.4 pcs. Not

supplied511-788 2.0 - 6.0 in 0.063 in 5N or less 10N or less 511-783 11 pcs. 1 pc.511-789 4.0 - 6.5 in 511-784 13 pcs. Not supplied

Technical DataAccuracy: Metric models 2 μm Inch models 0.00008 inRepeatability: Metric models 0.5 μm Inch models 0.00002 inAdjacent error: Metric models 1 μm Inch models 0.00004 in

Optional Accessories–: Dial indicator (See Chapter F)21DZA000: Dial protection cover

Recommended Dial Indicators (see Chapter F)Metric models: 2046SB (0.01 mm) 2972TB (0.01 mm - One revolution type) 2109SB-10 (0.001 mm) 2900SB-10 (0.001 mm - One-revolution type)Inch models: 2922SB (0.0005 in) 2977TB (0.0005 in - One-revolution type) 2923SB-10 (0.0001 in) 2910SB-10 (0.0001 in - One-revolution type)Note: Indicators equipped with rubber bellows, such as

water-proof types, cannot be used.

Page 12: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-38

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Anvil Interchangeable washer

Anvil Interchangeable washer

Sub-anvil (Supplied only for 511-763 and 511-783.)

No.511-761 CGB-35X

�R�[�hNo.�E���� �p�[�cNo.��(mm)0.5

1205623205624

21DZA213J21DZA213H21DZA213G21DZA213F21DZA213E21DZA213D21DZA213C21DZA213B

18.534916.532814.5307

21DZA213A

6.54.52.5

2232 20

181

�T�C�Y(mm)���óNo. L(mm) �p�[�cNo.

8.524410.526512.5286

t

ø5

ø7.4

SR1.5Carbide ball M5×0.5

(L1)L14 3

No.102178

t

ø9.5

ø6.2

M11x1 M11x15056.5

SR2.5Carbide ball

ø5.9(L1)

L14 9.5

No.102178

t

ø9.5

ø6.2

M11x1 M11x15056.5

SR2.5Carbide ball

ø5.9(L1)

L14 9.5

No.102178

t

ø9.5

ø6.2

M11x1 M11x15056.5

SR2.5Carbide ball

ø5.9(L1)

L14 9.5

Spanner 102148

7

47

Thickness: 1.5

No.511-761 CGB-35X

�R�[�hNo.�E���� �p�[�cNo.��(mm)0.5

1205623205624

21DZA213J21DZA213H21DZA213G21DZA213F21DZA213E21DZA213D21DZA213C21DZA213B

18.534916.532814.5307

21DZA213A

6.54.52.5

2232 20

181

�T�C�Y(mm)���óNo. L(mm) �p�[�cNo.

8.524410.526512.5286

t

ø5

ø7.4

SR1.5Carbide ball M5×0.5

(L1)L14 3

DIMENSIONSUnit: mm

DIMENSIONSUnit: mm

Recommended Digimatic Indicators (see Chapter F)Metric models: 543-310B (ID-C112GXB, 0.001 mm)Inch models: 543-312B (ID-C112GEXB, 0.001 mm/0.00005 in)

STANDARD ACCESSORIESBore gage

(Main body)Anvil Interchangeable washer Spanner

Marked No. Order No. Indication of measuring size L1 L14 Order No. t Order No.

511-761511-781

1 21DZA213A 18 mm/0.71 in 5.5 mm/0.22 in 2.5 mm/0.10 in

205623205624

0.5 mm/0.02 in1.0 mm/0.04 in 102148

2 21DZA213B 20 mm/0.79 in 7.5 mm/0.30 in 4.5 mm/0.18 in 3 21DZA213C 22 mm/0.87 in 9.5 mm/0.37 in 6.5 mm/0.26 in 4 21DZA213D 24 mm/0.94 in 11.5 mm/0.45 in 8.5 mm/0.33 in 5 21DZA213E 26 mm/1.02 in 13.5 mm/0.53 in 10.5 mm/0.41 in 6 21DZA213F 28 mm/1.10 in 15.5 mm/0.61 in 12.5 mm/0.49 in 7 21DZA213G 30 mm/1.18 in 17.5 mm/0.69 in 14.5 mm/0.57 in8 21DZA213H 32 mm/1.26 in 19.5 mm/0.77 in 16.5 mm/0.65 in 9 21DZA213J 34 mm/1.34 in 21.5 mm/0.85 in 18.5 mm/0.73 in

STANDARD ACCESSORIESBore gage

(Main body)Anvil Interchangeable washer Sub-Anvil

Marked No. Order No. Indication of measuring size L1 L14 Order No. t Order No.

511-762511-782

1 21DZA232A 35 mm/1.38 in 15 5.5

205457205458205459205460

0.5 mm/0.02 in1.0 mm/0.04 in2.0 mm/0.08 in3.0 mm/0.12 in

2 21DZA232B 40 mm/1.57 in 20 10.53 21DZA232C 45 mm/1.77 in 25 15.54 21DZA232D 50 mm/1.97 in 30 20.55 21DZA232E 55 mm/2.17 in 35 25.56 21DZA232F 60 mm/2.36 in 40 30.5

511-763511-783( ) Using

50 mm/2 inSub-Anvil

1 21DZA232A 50 mm (100 mm)/1.97 in (3.94 in) 15 5.5

102178(50 mm/2 in)

2 21DZA232B 55 mm (105 mm)/2.17 in (4.13 in) 20 10.53 21DZA232C 60 mm (110 mm)/2.36 in (4.33 in) 25 15.54 21DZA232D 65 mm (115 mm)/2.55 in (4.53 in) 30 20.55 21DZA232E 70 mm (120 mm)/2.74 in (4.72 in) 35 25.56 21DZA232F 75 mm (125 mm)/2.93 in (4.92 in) 40 30.57 21DZA232G 80 mm (130 mm)/3.12 in (5.12 in) 45 35.58 21DZA232H 85 mm (135 mm)/3.31 in (5.31 in) 50 40.59 21DZA232J 90 mm (140 mm)/3.50 in (5.51 in) 55 45.5

10 21DZA232L 95 mm (145 mm)/3.69 in (5.71 in) 60 50.511 21DZA232M 100 mm (150 mm)/3.88 in (5.91 in) 65 55.5

511-764511-784

1 21DZA232A 100 mm/3.94 in 15 5.52 21DZA232B 105 mm/4.13 in 20 10.53 21DZA232C 110 mm/4.33 in 25 15.54 21DZA232D 115 mm/4.53 in 30 20.55 21DZA232E 120 mm/4.72 in 35 25.56 21DZA232F 125 mm/4.92 in 40 30.57 21DZA232G 130 mm/5.12 in 45 35.58 21DZA232H 135 mm/5.31 in 50 40.59 21DZA232J 140 mm/5.51 in 55 45.5

10 21DZA232L 145 mm/5.71 in 60 50.511 21DZA232M 150 mm/5.91 in 65 55.512 21DZA232N 155 mm/6.10 in 70 60.513 21DZA232P 160 mm/6.30 in 75 65.5

Contact Points

18-35 mm / 0.7-1.4 in

Round guide

35-60 mm / 1.4 -2.5 in

Round guide

50-150 mm / 2.0-6.0 in

100-160 mm / 4.0-6.5 in

Notes: It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

Roller guides

Roller guides

Contact point

Anvil

SR0.75 Carbide ball

Inch:23

Inch: ø9.53

ø9

Approx. 80

Metric: ø8

Metric:3212350

6.4

11.9

4.3

ø12.7

18 - 35 mm / 0.7 - 1.4 in

Contact pointSR0.75Carbide ball

Anvil Inch:23

Inch

: ø9.

53

Contact pointSR1.0 Carbide ball

Anvil

ø12

12 L17

18.2

9

ø12.8

L16

Approx. 8012350

Met

ric: ø

8

Metric:32

9

28.9

ø20

Range L16 L17

50 - 150 mm/2 - 6 in 38 16.5100 - 160 mm/4 - 6.5 in 50 66.5

35 - 60 mm / 1.4 - 2.5 in50 - 150 mm / 2 - 6 in100 - 160 mm / 4 - 6.5 in

Page 13: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-39

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

• Micrometer head is attached to the anvil for accurate dimensional setting.

• Longer plunger stroke with no effect on accuracy.• Carbide is used for the contact point

ensuring high durability and wear resistance.• This model reduces the influence of heat from

the operator's hand by 50% by increasing the grip size and making the grip hollow-structured, thereby retaining high-accuracy measurement.

• Wide measuring range with sub-anvils.• Alternative indicators may be used in place of

those recommended*. * Some indicators and protection covers cannot be

used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models.

• Optional extension rods can be attached for measuring deep holes. (For details, refer to page C-45.)

• A Bore Gage Checker and a range of Setting Rings are available to aid in accurately setting a gage before making a measurement. (For details, refer to pages C-46 and C-47.)

Bore GagesSERIES 511 — with Micrometer Head

Bore GagesFor easy and accurate measurement of inside diameters

Notes: 1) Storage boxes for 511-807/808/837/838 models are made of wood. The boxes of other models are made of plastic. 2) It is not permissible to expand measuring range using sub-anvils other than as supplied as standard accessories. (The measurement accuracy in such cases is not guaranteed.)

SPECIFICATIONSMetric

Order No. Range Stroke of contact point

Measuring force Guide force

Content of set Probing depthBore gage Dial indicator Dial protection cover Micrometer head Sub-Anvil Spanner

511-803 60 - 100 mm

1.6 mm

5N or less 10N or less 511-803

Not supplied Not supplied 1 pc.

2 pcs. 3 pcs.150 mm511-804 100 - 160 mm 511-804 3 pcs.

2 pcs.511-805 150 - 250 mm

6N or less15N or less 511-805 4 pcs.

250 mm511-806 250 - 400 mm 511-806 3 pcs.511-807 400 - 600 mm 20N or less 511-807 2 pcs.511-808 600 - 800 mm 511-808 2 pcs.511-823 60 - 100 mm

1.6 mm

5N or less 10N or less 511-803

2109SB-10(Graduation: 0.001 mm) 21DZA000 1 pc.

2 pcs. 3 pcs.150 mm511-824 100 - 160 mm 511-804 3 pcs.

2 pcs.511-825 150 - 250 mm

6N or less15N or less 511-805 4 pcs.

250 mm511-826 250 - 400 mm 511-806 3 pcs.511-827 400 - 600 mm 20N or less 511-807 2 pcs.511-828 600 - 800 mm 511-808 2 pcs.511-813 60 - 100 mm

1.6 mm

5N or less 10N or less 511-803

2046SB(Graduation: 0.01 mm) 21DZA000 1 pc.

2 pcs. 3 pcs.150 mm511-814 100 - 160 mm 511-804 3 pcs.

2 pcs.511-815 150 - 250 mm

6N or less15N or less 511-805 4 pcs.

250 mm511-816 250 - 400 mm 511-806 3 pcs.511-817 400 - 600 mm 20N or less 511-807 2 pcs.511-818 600 - 800 mm 511-808 2 pcs.

Inch

Order No. Range Stroke of contact point

Measuring force Guide force

Content of set Probing depthBore gage Dial indicator Dial protection cover Micrometer head Sub-Anvil Spanner

511-833 2.4 - 4.0 in

0.063 in

5N or less 10N or less 511-833

Not supplied Not supplied 1 pc.

2 pcs. 3 pcs.6 in511-834 4.0 - 6.4 in 511-834 3 pcs.

2 pcs.511-835 6.0 - 10.0 in

6N or less15N or less 511-835 4 pcs.

10 in511-836 10.0 - 16.0 in 511-836 3 pcs.511-837 16.0 - 24.0 in 20N or less 511-837 2 pcs.511-838 24.0 - 32.0 in 511-838 2 pcs.511-853 2.4 - 4.0 in

0.063 in

5N or less 10N or less 511-833

2923SB-10(Graduation: 0.0001 in) 21DZA000 1 pc.

2 pcs. 3 pcs. 4 in511-854 4.0 - 6.4 in 511-834 3 pcs.

2 pcs.6 in511-855 6.0 - 10.0 in

6N or less15N or less 511-835 4 pcs.

511-856 10.0 - 16.0 in 511-836 3 pcs.511-857 16.0 - 24.0 in 20N or less 511-837 2 pcs.

10 in511-858 24.0 - 32.0 in 511-838 2 pcs.511-843 2.4 - 4.0 in

0.063 in

5N or less 10N or less 511-833

2922SB(Graduation: 0.0005 in) 21DZA000 1 pc.

2 pcs. 3 pcs. 4 in511-844 4.0 - 6.4 in 511-834 3 pcs.

2 pcs.6 in511-845 6.0 - 10.0 in

6N or less15N or less 511-835 4 pcs.

511-846 10.0 - 16.0 in 511-836 3 pcs.511-847 16.0 - 24.0 in 20N or less 511-837 2 pcs.

10 in511-848 24.0 - 32.0 in 511-838 2 pcs.

511-806511-803

Dial indicators and protection covers are optional.

511-804

511-804

Page 14: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-40

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Sub-anvil

No.511-807CGM-600X No.511-808CGM-800X

6050mm 50 208928

5550mm 50 21DAA492

No.511-805CGM-250X

10mm 152520mm

1020

208892208894

No.511-806CGM-400X

�R�[�hNo.�E����K(mm)���ó L(mm) �p�[�cNo.25mm 35

6050mm

100mm 110

2550

100

208926208928

208932

No.511-803CGM-100X No.511-804CGM-160X

�R�[�hNo.�E����K(mm)���ó L(mm) �p�[�cNo.10mm 15

2520mm1020

208892208894

M11x1 M11x1 M16x1M16x1

ø15

L1

L19 L19

L1

ø18.

4

No.511-807CGM-600X No.511-808CGM-800X

6050mm 50 208928

5550mm 50 21DAA492

No.511-805CGM-250X

10mm 152520mm

1020

208892208894

No.511-806CGM-400X

�R�[�hNo.�E����K(mm)���ó L(mm) �p�[�cNo.25mm 35

6050mm

100mm 110

2550

100

208926208928

208932

No.511-803CGM-100X No.511-804CGM-160X

�R�[�hNo.�E����K(mm)���ó L(mm) �p�[�cNo.10mm 15

2520mm1020

208892208894

M11x1 M11x1 M16x1M16x1

ø15

L1

L19 L19

L1

ø18.

4

ø1.5

60.5

(60)

Thickness: 1.5ø1.5

R4.5R7.3

Thickness: 1.5

Spanner301336

202863

200154

1.5

46.5

15.5

(70)

Thickness: 1.5

R8.6

R4.5

Technical DataAccuracy: Metric models 2 μm Inch models 0.00008 inRepeatability: Metric models 0.5 μm Inch models 0.00002 inAdjacent error: Metric models 1 μm Inch models 0.00004 in

Optional Accessories–: Dial indicator (See Chaptern F)21DZA000: Dial protection cover

Recommended Dial Indicators (see Chapter F)Metric models: 2046SB (0.01 mm) 2972TB (0.01 mm - One-revolution type) 2109SB-10 (0.001 mm) 2900SB-10 (0.001 mm - One-revolution type)Inch models: 2922SB (0.0005 in) 2977TB (0.0005 in - One-revolution type) 2923SB-10 (0.0001 in) 2910SB-10 (0.0001 in - One-revolution type)

Recommended Digimatic Indicators (see Chapter F)Metric models: 543-310B (ID-C112GXB: 0.001 mm)Inch models: 543-312B (ID-C112GEXB: 0.001 mm/0.00005 in)* Indicators equipped with rubber bellows, such as water-

proof types, cannot be used.

DIMENSIONSUnit: mm

STANDARD ACCESSORIESMetric

Bore gage(Main body)

Micrometer head Sub-Anvil SpannerOrder No. Stroke Screw size Marked No. Order No. L1 L19 Order No.

511-803 21DZA267 10 mm M11x110 mm 208892 15 mm 10 mm 301336

(2 pcs.) 202863(1 pc.)

20 mm 208894 25 mm 20 mm

511-804 21DZA268 13 mm M11x110 mm 208892 15 mm 10 mm

301336(2 pcs.)20 mm 208894

(2 pcs.) 25 mm 20 mm

511-805 21DZA268 13 mm M11x1

10 mm 208892 15 mm 10 mm 301336(2 pcs.)20 mm 208894

(2 pcs.) 25 mm 20 mm

50 mm 21DAA492 55 mm 50 mm

511-806 953118 25 mm M16x125 mm 208926 35 mm 25 mm

200154(2 pcs.)50 mm 208928

(2 pcs.) 60 mm 50 mm

511-807 953120 50 mm M16x1 50 mm 208928 60 mm 50 mm 200154(2 pcs.)100 mm 208932 110 mm 100 mm

511-808 953120 50 mm M16x1 50 mm 208928 60 mm 50 mm 200154(2 pcs.)100 mm 208932 110 mm 100 mm

Inch

Bore gage(Main body)

Micrometer head Sub-Anvil SpannerOrder No. Stroke Screw size Marked No. Order No. L1 L19 Order No.

511-833 21DZA272 0.4 in M11x10.4 in 208893 0.6 in 0.4 in 301336

(2 pcs.) 202863(1 pc.)

0.8 in 208895 1.0 in 0.8 in

511-834 21DZA273 0.5 in M11x10.4 in 208893 0.6 in 0.4 in

301336(2 pcs.)0.8 in 208895

(2 pcs.) 1.0 in 0.8 in

511-835 21DZA273 0.5 in M11x1

0.4 in 208893 0.6 in 0.4 in 301336(2 pcs.)0.8 in 208895

(2 pcs.) 1.0 in 0.8 in

2 in 21DAA493 2.2 in 2 in

511-836 21DZA275 1.0 in M16x11 in 208927 1.4 in 1 in

200154(2 pcs.)2 in 208929

(2 pcs.) 2.4 in 2 in

511-837 902313 2.0 in M16x1 2 in 208929 2.4 in 2 in 200154(2 pcs.)4 in 208933 4.4 in 4 in

511-838 902313 2.0 in M16x1 2 in 208929 2.4 in 2 in 200154(2 pcs.)4 in 208933 4.4 in 4 in

Contact Points

100-160 mm / 4.0-6.4 in

400-600 mm / 16.0-24.0 in

60-100 mm / 2.4-4.0 in 150-250 mm / 6.0-10.0 in

600-800 mm / 24.0-32.0 in

250-400 mm / 10.0-16.0 in

Roller guides

Roller guides

Roller guides Roller guides

Notes: It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

R2

R1

Inch: ø9.53

Inch:23

øD2

L10

L15 123 Approx. 80

øD1

L16

L18

Metric:32

Metric: ø8

L17

Range L10 L15 L16 L17 L18 R1 R2 øD1 øD2

60 - 100 mm 9 150 38 7 28.9 SR8 SR1.0 ø12.8 ø12100 - 160 mm 50 16.5

SR10150 - 250 mm 12

250

78 25.1 70.3

SR1.5 ø19.8 ø15250 - 400 mm 90 81 100.9400 - 600 mm 16 120 85 200.9600 - 800 mm 185 300.9

2.4 - 4 in 9 150 38 7 28.9 SR8 SR1.0 ø12.8 ø124 - 6.4 in 50 16.5

SR106 - 10 in 12

250

78 25.9 70.3

SR1.5 ø19.8 ø1510 - 16 in 90 81 100.916 - 24 in 16 120 85 200.924 - 32 in 188.2 300.9

Roller guides Roller

guides

Page 15: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-41

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

• Capable of ID (inside diameter) measurement close to the bottom of a hole.

• Carbide contact point ensuring high durability and wear resistance.

• Grip is large and hollow to reduce effect of body heat on high-accuracy measurements.

• Alternative indicators may be used in place of those recommended*. * Some indicators and protection covers cannot be

used with these bore gages. Contact a Mitutoyo sales office if considering the use of dial or digimatic indicators other than the recommended models.

• Optional extension rods can be attached for measuring deep holes. (For details, refer to page C-45.)

• A Bore Gage Checker and a range of Setting Rings are available to aid in accurately setting a gage before making a measurement. (For details, refer to pages C-46 and C-47.)

Bore GagesSERIES 511 — for Blind Holes

15-35 mm / 0.6-1.4 in 35-60 mm / 1.4-2.4 in 50-150 mm / 2.0-6.0 in

Bore GagesFor easy and accurate measurement of inside diameters

Technical Data Accuracy: Metric models 4 μm Inch models 0.00016 inRepeatability: Metric models 1 μm Inch models 0.00004 inAdjacent error: Metric models 1 μm Inch models 0.00004 in

Optional Accessories–: Dial indicator (See Chapter F)21DZA000: Dial protection cover

Recommended Dial Indicators (see Chapter F)Metric models: 2046SB (0.01 mm) 2972TB (0.01 mm - One-revolution type) 2109SB-10 (0.001 mm) 2900SB-10 (0.001 mm - One-revolution type)Inch models: 2922SB (0.0005 in) 2977TB (0.0005 in - One-revolution type) 2923SB-10 (0.0001 in) 2910SB-10 (0.0001 in - One-revolution type)

Recommended Digimatic Indicators (see Chapter F)Metric models: 543-310B (0.001 mm)Inch models: 543-312B (0.001 mm / 0.00005 in)Note: Indicators equipped with rubber bellows, such as

water-proof types, cannot be used.

Notes: 1) A 10 mm (0.4 in) sub-anvil is supplied with 511-415/425/435/418/428/438 and a 50 mm (2 in) sub-anvil is supplied with 511-417/427/437/420/430/440. 2) It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

SPECIFICATIONSMetric

Order No. RangeStroke

of contact point

Measuring force

Guide force

Content of setProbing depthBore gage Dial

indicatorDial

protection cover

Anvil Washer

511-415 15 - 35 mm1.2 mm

4N or less 6N or less511-415

Not supplied Not supplied

11 pcs. 1 pc.150 mm511-416 35 - 60 mm 511-416 6 pcs.

4 pcs.511-417 50 - 150 mm 5N or less 10N or less 511-417 11 pcs.511-425 15 - 35 mm

1.2 mm4N or less 6N or less

511-415 2046SB(Graduation:

0.01 mm)21DZA000

11 pcs. 1 pc.150 mm511-426 35 - 60 mm 511-416 6 pcs.

4 pcs.511-427 50 - 150 mm 5N or less 10N or less 511-417 11 pcs.511-435 15 - 35 mm

1.2 mm4N or less 6N or less

511-415 2109SB-10(Graduation: 0.001 mm)

21DZA00011 pcs. 1 pc.

150 mm511-436 35 - 60 mm 511-416 6 pcs.4 pcs.

511-437 50 - 150 mm 5N or less 10N or less 511-417 11 pcs.

Inch

Order No. RangeStroke

of contact point

Measuring force

Guide force

Content of setProbing depthBore gage Dial

indicatorDial

protection cover

Anvil Washer

511-418 0.6 - 1.4 in0.047 in

4N or less 6N or less511-418

Not supplied Not supplied

11 pcs. 1 pc.6 in511-419 1.4 - 2.4 in 511-419 6 pcs.

4 pcs.511-420 2.0 - 6.0 in 5N or less 10N or less 511-420 11 pcs.511-428 0.6 - 1.4 in

0.047 in4N or less 6N or less

511-418 2922SB (Graduation:

0.0005 in)21DZA000

11 pcs. 1 pc.6 in511-429 1.4 - 2.4 in 511-419 6 pcs.

4 pcs.511-430 2.0 - 6.0 in 5N or less 10N or less 511-420 11 pcs.511-438 0.6 - 1.4 in

0.047 in4N or less 6N or less

511-418 2923SB-10 (Graduation:

0.0001 in)21DZA000

11 pcs. 1 pc.6 in511-439 1.4 - 2.4 in 511-419 6 pcs.

4 pcs.511-440 2.0 - 6.0 in 5N or less 10N or less 511-420 11 pcs.

The dial indicator and protection cover are optional.

Contact Points

(Unit: mm)

511-416

511-415 511-416 511-417511-417

2.5

2.5

Page 16: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-42

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Anvil Interchangeable washer Sub-anvil

t

ø5

ø3.6

150 105 Approx. 80

A

ø9

B

2.5 R1(Hardened steel)

Anvil

ø5

A L

M3.5×0.5

ø5

Carbide ball

R4 (Hardened steel)

M3.5×0.5

L14L22

DIMENSIONS

Unit: mm

STANDARD ACCESSORIES

Bore gage(Main body)

Anvil Interchangeable washer Sub-Anvil

Marked No. Order No. Indication of measuring size L1 L22 R4 L14 Order No. t Order No. L23 L19

511-415511-418( ) Using

10 mm / 0.4 inSub-Anvil

1 21DZA376A 15 mm(25 mm)/0.59 in(0.98 in) 4.5

2.5

SR1

2

212127 0.5 mm/.02 in 21DAA563 2.5 10 mm/0.4 in

2 21DZA376B 16 mm(26 mm)/0.63 in(1.02 in) 5.5 33 21DZA376C 17 mm(27 mm)/0.67 in(1.06 in) 6.5 44 21DZA376D 18 mm(28 mm)/0.71 in(1.10 in) 7.5 55 21DZA376E 19 mm(29 mm)/0.75 in(1.14 in) 8.5 66 21DZA376F 20 mm(30 mm)/0.79 in(1.18 in) 9.5

SR1.5

77 21DZA376G 21 mm(31 mm)/0.83 in(1.22 in) 10.5 88 21DZA376H 22 mm(32 mm)/0.87 in(1.26 in) 11.5 99 21DZA376J 23 mm(33 mm)/0.91 in(1.30 in) 12.5 1010 21DZA376L 24 mm(34 mm)/0.94 in(1.34 in) 13.5 1111 21DZA376M 25 mm(35 mm)/0.98 in(1.38 in) 14.5 12

511-416511-419

1 21DZA404A 35 mm/1.38 in 17.5

7.5 SR1.5

10

212127212128212129212130

0.5 mm/.02 in1.0 mm/.04 in2.0 mm/.08 in3.0 mm/.12 in

2 21DZA404B 40 mm/1.57 in 22.5 153 21DZA404C 45 mm/1.77 in 27.5 204 21DZA404D 50 mm/1.97 in 32.5 255 21DZA404E 55 mm/2.17 in 37.5 306 21DZA404F 60 mm/2.36 in 42.5 35

511-417511-420( ) Using

50 mm / 2 inSub-Anvil

1 21DZA404A 50 mm(100 mm)/1.97 in(3.94 in) 17.5

7.5 SR1.5

10

212127212128212129212130

0.5 mm/.02 in1.0 mm/.04 in2.0 mm/.08 in3.0 mm/.12 in

21DAA596 7.5 50 mm/2 in

2 21DZA404B 55 mm(105 mm)/2.17 in(4.13 in) 22.5 153 21DZA404C 60 mm(110 mm)/2.36 in(4.33 in) 27.5 204 21DZA404D 65 mm(115 mm)/2.56 in(4.53 in) 32.5 255 21DZA404E 70 mm(120 mm)/2.76 in(4.72 in) 37.5 306 21DZA404F 75 mm(125 mm)/2.95 in(4.92 in) 42.5 357 21DZA404G 80 mm(130 mm)/3.15 in(5.12 in) 47.5 408 21DZA404H 85 mm(135 mm)/3.35 in(5.31 in) 52.5 459 21DZA404J 90 mm(140 mm)/3.54 in(5.51 in) 57.5 50

10 21DZA404L 95 mm(145 mm)/3.74 in(5.71 in) 62.5 5511 21DZA404M 100 mm(150 mm)/3.94 in(5.91 in) 67.5 60

M3.5x0.5 M3.5x0.5

ø5L23 L19

(L1)

M3.5x0.5 M3.5x0.5

L23

(L1)

ø5

L19

Spanner204354

Washer holder212202

Locking screw212203

M2×0.4

ø4

(12)

75

M2×0.4

ø4

53(8)

Thickness: 1.5 mm

3.9

(41)

Notes: It is not permissible to use a sub-anvil other than as supplied as a standard accessory, or widen a measuring range by using multiple sub-anvils. (The measurement accuracy in such cases is not guaranteed.)

(L1) R4(焼入れ鋼)

φ5

M3.5×0.5

L22 L14

R4 (Hardened steel)

M3.5×0.5

(L1)

φ5L22 L14

R4 (Carbide ball)

M3.5×0.5

(L1)

ø5L22 L14

Recommended Digimatic Indicators(see Chapter F)Metric models: 543-310B (ID-C112GXB: 0.001 mm)Inch models: 543-312B (ID-C112GEXB: 0.001 mm/0.00005 in)•(The ID measurement can be performed easily since the

minimum value is detected automatically.•(Up to three combinations of master value and the

tolerance value can be set.•(Nine measurement results (maximum) can be saved

and recalled from memory (when no external device is connected).

Refer to page F-10 for details.

Anvil

Contact pointSR0.75 Carbide ball

Inch:23

Inch

: ø9.

53

L21

L16

ø9

Met

ric: ø

8

2.5

150 123 Approx. 80

Metric:32

L17

Range L21 L16 L17

15 - 35 mm/0.6-1.4 in 9.9 10.6 3.835 - 60 mm/1.4-2.4 in 14.3 18 11.450 - 150 mm/2.0-6.0 in 22.7 22 18

Page 17: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-43

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

• These ABSOLUTE Digimatic bore gages are exclusively designed for inside diameter measurement.

• Up to four extension rods (250 mm or 500 mm) can be used for measuring at the bottom of a hole 2 m deep.

• ABS (ABSOLUTE) type bore gages are not subject to overspeed error.

• The display and grip can be rotated up to 320 degrees and the display can be inclined up to 90 degrees, so that it is easily readable from any direction.

• The minimum value holding function provides easy measurement of hole diameter.

• A Bore Gage Checker and a range of Setting Rings are available to aid in accurately setting a gage before making a measurement. (For details, refer to pages C-46 and C-47.)

Bore GagesSERIES 511 — ABSOLUTE Digimatic Bore Gages

Bore GagesFor easy and accurate measurement of inside diameters

Technical Data Accuracy: Metric models 3 μm Inch models 0.00012 in Excluding quantizing errorRepeatability: Metric models 2 μm Inch models 0.00008 inAdjacent error: Metric models 2 μm Inch models 0.00008 inBattery: SR44 (2 pc), 938882, for initial operational checks (standard accessory) Battery life: Approx. 2000 hours under normal use.Display: LCD character hight 8.5 mmScale type: ABSOLUTE electrostatic linear encoderMax. response speed: Unlimited

FunctionPreset functionMaster value registration (3 values maximum)Tolerance judgmentUpper/lower limit registration (3 values maximum)Minimum value holdingData outputDisplay rotation (320°)Display inclination (90°, 7 steps)Low battery alarm displayError display

Optional Accessories21DZA089: Extension rod 250 mm (10 in)21DZA081: Extension rod 500 mm (20 in)Up to four extension rods can be jointed, and the maximum length 2 m is allowed.Refer to page A-25 for detailsConnecting cables for Input Tool/ Digimatic Mini-Processor, etc.• SPC Cable: No.905338 (1m) No.905409 (2m)• USB Input Tool Direct (2m): 06ADV380F• Connecting Cables for U-WAVE-T (160mm): No.02AZD790F For footswitch (02AZE140F)• USB Keyboard Signal Conversion Type Communication Conversion Type:264-016• RS-232C Communication Conversion Type IT-007R: 264-007 Refer to page A-14• Digimatic Mini-Processor DP-1VA LOGGER: 264-505

Example of ConnectionUsing four 500 mm extension rods

Notes: 1) The correct peak value may not be displayed if the anvil's speed exceeds 50 μm/s. 2) IP53 indicates resistance to dust and dripping water, but only applies when the connector cap is in place.

SPECIFICATIONSMetric

Order No. Range Stroke of contact point

Measuring force Guide force Resolution

Content of setProbing depthAnvil Interchangeable

washer Battery (SR44)

511-501 45 - 100 mm1.2 mm 5N or less 10N or less 0.001 mm

12 pcs. 4 pcs. 2 pcs.150 mm

511-502 100 - 160 mm 13 pcs. 4 pcs. 2 pcs.

Inch

Order No. Range Stroke of contact point

Measuring force Guide force Resolution

Content of setProbing depthAnvil Interchangeable

washer Battery (SR44)

511-521 1.8 - 4.0 in0.047 in 5N or less 6N or less 0.00005 in/

0.001 mm12 pcs. 4 pcs. 2 pcs.

6 in511-522 4.0 - 6.5 in 13 pcs. 4 pcs. 2 pcs.

(Refer to page X for details.)

Products equipped with the measurement data output function can be connected to the measurement data network system MeasurLink (refer to page A-5 for details).

511-501

Page 18: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-44

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Extension rod Anvil

( ): 500mm type

M26x1.5

250

(500

)

ø28

28

2023

2 (4

82)

16.5

268.

5 (5

18.5

)1.

5

Interchangeable washer

t

ø 6.

2 ø 9.

5

Description* Order No. Qty

Nominal length(mm)

1 611611-021 12 611612-021 13 611613-021 15 611615-021 1

10 611671-021 120 611672-021 130 611673-021 140 611674-021 1

Flat jaw 630030 1 pair (2 pcs)Holder 160 mm 619004 1Certificate of inspection 1

* Equivalent to JIS B 7506 Grade 0

Description* Order No. Qty

Nominal length(mm)

1 614611-021 12 614612-021 13 614613-021 15 614615-021 1

10 614671-021 120 614672-021 130 614673-021 140 614674-021 1

Flat jaw 619072 1 pair (2 pcs)Tie rod 3 in 619062 1Tie rod 2 1/4 in 619063 1Tie rod 1 1/2 in 619064 1Flat head screw 1 1/4 in 619057 2Flat head screw 5/8 in 619058 2

Certificate of inspection 1* Equivalent to JIS B 7506 Grade 0

Rectangular gauge blocksAvailable only for 511-501/521 516-118-10 516-118-60 with calibration certificate

Square gauge blocksAvailable only for 511-501/521 516-119-10 516-119-60 with calibration certificate

Gauge Blocks and Block Sets for Setting the Origin or Master Value (optional)Usage example

DIMENSIONSUnit: mm

STANDARD ACCESSORIESBore gage Anvil Interchangeable washer

(Main body) Marked No. Order No. Indication of measuring size L1 L14 Order No. t

511-501511-521

1 21DZA232A 45 mm/1.8 in 15 5.5

205457205458205459205460

0.5 mm/0.02 in1.0 mm/0.04 in2.0 mm/0.08 in3.0 mm/0.12 in

2 21DZA232B 50 mm/2.0 in 20 10.53 21DZA232C 55 mm/2.2 in 25 15.54 21DZA232D 60 mm/2.4 in 30 20.55 21DZA232E 65 mm/2.6 in 35 25.56 21DZA232F 70 mm/2.8 in 40 30.57 21DZA232G 75 mm/3.0 in 45 35.58 21DZA232H 80 mm/3.2 in 50 40.59 21DZA232J 85 mm/3.4 in 55 45.5

10 21DZA232L 90 mm/3.6 in 60 50.511 21DZA232M 95 mm/3.8 in 65 55.512 21DZA232N 100 mm/4.0 in 70 60.5

511-502511-522

1 21DZA232A 100 mm/4.0 in 15 5.5

205457205458205459205460

0.5 mm/0.02 in1.0 mm/0.04 in2.0 mm/0.08 in3.0 mm/0.12 in

2 21DZA232B 105 mm/4.2 in 20 10.53 21DZA232C 110 mm/4.4 in 25 15.54 21DZA232D 115 mm/4.6 in 30 20.55 21DZA232E 120 mm/4.8 in 35 25.56 21DZA232F 125 mm/5.0 in 40 30.57 21DZA232G 130 mm/5.2 in 45 35.58 21DZA232H 135 mm/5.4 in 50 40.59 21DZA232J 140 mm/5.6 in 55 45.5

10 21DZA232L 145 mm/5.8 in 60 50.511 21DZA232M 150 mm/6.0 in 65 55.512 21DZA232N 155 mm/6.2 in 70 60.513 21DZA232P 160 mm/6.4 in 75 65.5

No.511-761 CGB-35X

�R�[�hNo.�E���� �p�[�cNo.��(mm)0.5

1205623205624

21DZA213J21DZA213H21DZA213G21DZA213F21DZA213E21DZA213D21DZA213C21DZA213B

18.534916.532814.5307

21DZA213A

6.54.52.5

2232 20

181

�T�C�Y(mm)���óNo. L(mm) �p�[�cNo.

8.524410.526512.5286

SR1.5超硬ボール M5×0.5

t

ф5

ф7.

4

3L

ø5.99.5L14

SR2.5Carbide ball

ø5.9L14 9.5

SR2.5Carbide ball

(L1)

 511-502 and 511-522

511-501 and 511-521

320˚rotation

90°inclination

320˚rotation

SR2Hardened steel

(339

.5)

29.4

34

915

015

010

0

30 28

ø22ø30

(23.2) 17

ø61

Hardened steelSR2

55.5 46.4(39)

Page 19: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-45

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

• Extension rods (optional) are available to assist in deep-hole measurement.

• If two or more extension rods are connected together, measurement errors may occur due to flexure of the rod assembly. Therefore it is best to use no more than a single extension rod.

• Extension rods are available up to 1000 mm in length.

• Cannot be connected to products with special sizes or special specifications.

• When using a 500 mm (or longer) extension rod, use the bore gage in an upright position.

• The accuracy and security of the assembly should be confirmed after connecting a rod.

Extension rodSERIES 511 — Accessories for Bore Gages

• Both the flat backplate of a dial indicator and backplate with a lug can be attached to a protection cover.

71 28

99

12.52871

60

98

190007 (M2.5)Round-head Phillips screws

139484Retaining plate

21DAA000Cover

Dial protection cover set Part No.21DZA000

SPECIFICATIONSApplicable model Extension rod length Extension rod

diameter Spanner part No. Order No. 125 mm 250 mm 500 mm 750 mm 1000 mm

511-701/511-731

953549 953550 953551 — — ø9 mm 102148511-415/511-418511-416/511-419511-417/511-420511-702/511-732

953552 953553 953555 953556 ø12 mm 212556511-703/511-733511-704/511-734 953554511-803/511-833511-804/511-834511-705/511-735

953557 952361 953558 953559 953560 ø15 mm 212556

511-706/511-736511-805/511-835511-806/511-836511-807/511-837511-808/511-838

Note: 1) If an extension rod is attached, the measuring accuracy may degrade due to factors such as rod deflection. 2) Spanner is supplied as standard.

Extension rod

Measuring headSpanner seat

Main unit

Note: To remove the measuring head, use the spanner with extension rods. With the spanner engaged with the spanner seat on the main unit sleeve, dismount the head.

Bore GagesFor easy and accurate measurement of inside diameters

Protection cover

Note: It can also be attached to Digimatic Indicators (543-310B, 543-312B).

Page 20: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-46

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

SPECIFICATIONSOrder No. Applicable range

515-590 18 - 400 mm (0.7-16 in)

• The Bore Gage Checker allows easy setting of dial bore gages with ranges of 18 mm (0.7 in) through 400 mm (16 in) using gauge blocks.

Bore Gage CheckerSERIES 515

Standard configuration: Stand Attachment A, B, C(1pc. for each( Parallel jaw (2 pcs.)

515-590

Usage Example

Technical DataFlatness of parallel jaw0.5 μm (Parallelism 1 μm)

Standard AccessoriesParallel jaw(2 pcs.( 630030Attachment A 940088Attachment B 940089Attachment C 940090

Page 21: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

C-47

C

Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

• Used for quick and accurate setting of dial bore gages, Holtest, and inside micrometers.

Setting RingsSERIES 177 — Accessories for Inside Micrometers, Holtest and Dial Bore Gages

T

øE

25.4

ød øD

T

ød øD

HK HK(H)(H)

Side face(Marking face)

Side face

Side face

Side face(Marking face)

Diameter calibrated at this position

Marking

Marking

Type A Type B

Bore GagesFor easy and accurate measurement of inside diameters

How to Read the Indicated ValueSeries 526

The 526 series contact points have high curvature. Alignment with the diameter (a-a') is achieved by rotating the gage head in the direction indicated by the arrow, and the reading is the maximum value read from the dial indicator.

Series 511

The 511 series provides a guide plate to align the setting ring diameter with the measurement axis of the bore gage.

a

a'

Guide plate

Anvil

Contact point

Workpiece

526シリーズの場合は、曲率が大きいため、図の矢印の方向に動かすことにより、直径(a-a')に合致させられるようになっていますので、ダイヤルゲージの指示値の最大値を読取ります。

511シリーズの場合は、ガイドに案内されて簡単にセットリングの直径とシリンダゲージの測定軸が合致するようになっています。

a

a'

Guide plate

Anvil

Contact point

Workpiece

526シリーズの場合は、曲率が大きいため、図の矢印の方向に動かすことにより、直径(a-a')に合致させられるようになっていますので、ダイヤルゲージの指示値の最大値を読取ります。

511シリーズの場合は、ガイドに案内されて簡単にセットリングの直径とシリンダゲージの測定軸が合致するようになっています。

DIMENSIONSUnit: mm

Suffix177-***-62: With Inspection Certificate (provides a record of the calibrated diameter) and Calibration

Certificate177-***-82: With Inspection Certificate (provides a record of the calibrated diameter), Calibration

Certificate, and Traceability System Chart

Notes: 1) The Inspection Certificate is not a substitute for a calibration certificate as it is undated.2) A more detailed inspection certificate describing roundness and cylindricity is available on request.

Steel Setting Rings

CERA Setting Rings

177-146

177-429 177-432

177-300

Page 22: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Inch

Order No. Nominal size ød

Dimensions (mm)

Type

Accuracy

øD øE T

Tolerance between the nominal size

and the actual diameter

(inch)

Uncertainty of marked diameter

value(inch)*1

Roundness/Cylindricity

(inch)*2

Distance from

the side face H(mm)

Size of warrantedcalibration surface K

(mm)

177-518 0.16 in 25 — 7 A ±0.0004 ±0.00006 0.00004 1.7 3.6177-520 0.24 in 25 — 7 A ±0.0004 ±0.00006 0.00004 1.7 3.6177-522 0.275 in 25 — 7 A ±0.0004 ±0.00006 0.00004 1.7 3.6177-523 0.35 in 32 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-524 0.425 in 32 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-525 0.5 in 32 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-527 0.65 in 45 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-529 0.8 in 45 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-530 1 in 53 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-531 1.2 in 71 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-532 1.4 in 71 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-533 1.6 in 71 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-534 1.8 in 85 — 15 A ±0.0004 ±0.00006 0.00004 3.7 7.6

SPECIFICATIONSSteel Setting Rings

Metric

Order No. Nominal size ød

Dimensions (mm)

Type

Accuracy

øD øE T

Tolerance between the nominal size

and the actual diameter

(μm)

Uncertainty of marked diameter

value(μm)*1

Roundness/Cylindricity

(μm)*2

Distance from

the side face H(mm)

Size of warrantedcalibration surface K

(mm)

177-220 1 mm 20 — 4 A ±10 ±1.5 1 1.6 0.8177-222 1.1 mm 20 — 4 A ±10 ±1.5 1 1.6 0.8177-225 1.2 mm 20 — 4 A ±10 ±1.5 1 1.6 0.8177-227 1.3 mm 20 — 4 A ±10 ±1.5 1 1.6 0.8177-230 1.4 mm 20 — 4 A ±10 ±1.5 1 1.6 0.8177-236 1.75 mm 25 — 5 A ±10 ±1.5 1 1.6 1.8177-239 2 mm 25 — 5 A ±10 ±1.5 1 1.6 1.8177-242 2.25 mm 25 — 5 A ±10 ±1.5 1 1.6 1.8177-208 2.5 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-246 2.75 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-248 3 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-250 3.25 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-252 3.5 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-255 3.75 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-204 4 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-257 4.5 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-205 5 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-263 5.5 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-267 6 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-271 6.5 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-275 7 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-125 8 mm 32 — 10 A ±10 ±1.5 1 2.0 6.0177-279 9 mm 32 — 10 A ±10 ±1.5 1 2.0 6.0177-126 10 mm 32 — 10 A ±10 ±1.5 1 2.0 6.0177-284 12 mm 32 — 10 A ±10 ±1.5 1 2.0 6.0177-132 14 mm 38 — 10 A ±10 ±1.5 1 2.0 6.0

Order No. Nominal size ød

Dimensions (mm)

Type

Accuracy

øD øE T

Tolerance between

the nominal size and

the actual diameter

(μm)

Uncertainty of marked diameter

value(μm)*1

Roundness/Cylindricity

(μm)*2

Distance from

the side face H(mm)

Size of warrantedcalibration surface K

(mm)

177-177 16 mm 45 — 10 A ±10 ±1.5 1 2.0 6.0177-133 17 mm 45 — 10 A ±10 ±1.5 1 2.0 6.0177-285 18 mm 45 — 10 A ±10 ±1.5 1 2.0 6.0177-286 20 mm 45 — 10 A ±10 ±1.5 1 2.0 6.0177-139 25 mm 53 — 15 A ±10 ±1.5 1 3.2 8.6177-288 30 mm 71 — 15 A ±10 ±1.5 1 3.2 8.6177-140 35 mm 71 — 15 A ±10 ±1.5 1 3.2 8.6177-290 40 mm 71 — 15 A ±10 ±1.5 1 3.2 8.6177-178 45 mm 85 — 15 A ±10 ±1.5 1 3.7 7.6177-146 50 mm 85 — 20 A ±20 ±1.5 1 3.7 12.6177-292 60 mm 112 — 20 A ±20 ±1.5 1 3.7 12.6177-314 62 mm 112 — 20 A ±20 ±1.5 1.5 3.7 12.6177-147 70 mm 112 — 20 A ±20 ±1.5 1.5 3.7 12.6177-316 75 mm 125 — 25 A ±20 ±1.5 1.5 3.7 17.6177-294 80 mm 125 — 25 A ±20 ±1.5 1.5 4.2 16.6177-318 87 mm 140 — 25 A ±20 ±1.5 1.5 4.2 16.6177-148 90 mm 140 — 25 A ±20 ±1.5 1.5 4.2 16.6177-296 100 mm 160 — 25 A ±20 ±1.5 2 4.2 16.6177-298 125 mm 210 168

38.1(25.4)

B ±20 ±2.5 2 5.3 27.5177-300 150 mm 235 187 B ±20 ±2.5 2 5.3 27.5177-302 175 mm 260 215 B ±20 ±2.5 2.5 5.3 27.5177-304 200 mm 311 244 B ±20 ±2.5 2.5 5.3 27.5177-306 225 mm 337 264 B ±20 ±2.5 2.5 5.3 27.5177-308 250 mm 362 290 B ±20 ±2.5 3 5.3 27.5177-310 275 mm 413 321 B ±20 ±2.5 3 5.3 27.5177-312 300 mm 438 340 B ±20 ±2.5 3 5.3 27.5

CERA Setting Rings

Inch

Order No. Nominal size ød

Dimensions (mm)

Type

Accuracy

øD øE T

Tolerance between

the nominal size and

the actual diameter

(inch)

Uncertainty of marked diameter

value(inch)*1

Roundness/Cylindricity

(inch)*2

Distance from

the side face H(mm)

Size of warrantedcalibration surface K

(mm)

177-209 0.1 in 25 — 7 A ±0.0004 ±0.00006 0.00004 1.7 3.6177-206 0.16 in 25 — 7 A ±0.0004 ±0.00006 0.00004 1.7 3.6177-207 0.24 in 25 — 7 A ±0.0004 ±0.00006 0.00004 1.7 3.6177-281 0.275 in 25 — 7 A ±0.0004 ±0.00006 0.00004 2.0 3.0177-179 0.35 in 32 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-283 0.425 in 32 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-180 0.5 in 32 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-181 0.6 in 38 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-182 0.65 in 45 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-183 0.7 in 45 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-287 0.8 in 45 — 10 A ±0.0004 ±0.00006 0.00004 2.0 6.0177-184 1 in 53 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-289 1.2 in 71 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-185 1.4 in 71 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-291 1.6 in 71 — 15 A ±0.0004 ±0.00006 0.00004 3.2 8.6177-186 1.8 in 85 — 15 A ±0.0004 ±0.00006 0.00004 3.7 7.6

Order No. Nominal size ød

Dimensions (mm)

Type

Accuracy

øD øE T

Tolerance between

the nominal size and

the actual diameter

(inch)

Uncertainty of marked diameter

value(inch)*1

Roundness/Cylindricity

(inch)*2

Distance from

the side face H(mm)

Size of warrantedcalibration surface K

(mm)

177-187 2 in 85 — 20 A ±0.0008 ±0.00006 0.00004 3.7 12.6177-293 2.4 in 112 — 20 A ±0.0008 ±0.00006 0.00004 3.7 12.6177-315 2.5 in 112 — 20 A ±0.0008 ±0.00006 0.00006 4.2 11.6177-188 2.8 in 112 — 20 A ±0.0008 ±0.00006 0.00006 4.2 11.6177-317 3 in 125 — 25 A ±0.0008 ±0.00006 0.00006 4.2 16.6177-295 3.2 in 125 — 25 A ±0.0008 ±0.00006 0.00006 4.2 16.6177-319 3.5 in 140 — 25 A ±0.0008 ±0.00006 0.00006 4.2 16.6177-189 3.6 in 140 — 25 A ±0.0008 ±0.00006 0.00006 4.2 16.6177-297 4 in 160 — 25 A ±0.0008 ±0.00006 0.00008 4.2 16.6177-299 5 in 210 168 38.1 B ±0.0008 ±0.00010 0.00008 5.3 27.5177-301 6 in 235 187 38.1 B ±0.0008 ±0.00010 0.00008 5.3 27.5177-303 7 in 260 215 38.1 B ±0.0008 ±0.00010 0.00010 5.3 27.5177-305 8 in 311 244 38.1 B ±0.0008 ±0.00010 0.00010 5.3 27.5177-307 9 in 337 264 38.1 B ±0.0008 ±0.00010 0.00010 5.3 27.5177-309 10 in 362 290 38.1 B ±0.0008 ±0.00010 0.00012 5.3 27.5177-311 11 in 413 321 38.1 B ±0.0008 ±0.00010 0.00012 5.3 27.5177-313 12 in 438 340 38.1 B ±0.0008 ±0.00010 0.00012 5.3 27.5

Metric

Order No. Nominal size ød

Dimensions (mm)

Type

Accuracy

øD øE T

Tolerance between the nominal size

and the actual diameter

(μm)

Uncertainty of marked diameter

value(μm)*1

Roundness/Cylindricity

(μm)*2

Distance from

the side face H(mm)

Size of warrantedcalibration surface K

(mm)

177-418 4 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-420 6 mm 25 — 7 A ±10 ±1.5 1 1.7 3.6177-423 8 mm 32 — 10 A ±10 ±1.5 1 2.0 6.0177-424 10 mm 32 — 10 A ±10 ±1.5 1 2.0 6.0177-425 12 mm 32 — 10 A ±10 ±1.5 1 2.0 6.0177-427 16 mm 45 — 10 A ±10 ±1.5 1 2.0 6.0177-429 20 mm 45 — 10 A ±10 ±1.5 1 2.0 6.0177-430 25 mm 53 — 15 A ±10 ±1.5 1 3.2 8.6177-431 30 mm 71 — 15 A ±10 ±1.5 1 3.2 8.6177-432 35 mm 71 — 15 A ±10 ±1.5 1 3.2 8.6177-433 40 mm 71 — 15 A ±10 ±1.5 1 3.2 8.6177-434 45 mm 85 — 15 A ±10 ±1.5 1 3.7 7.6

*1 Actual diameter is marked in 0.001 mm increments. (Dimension measuring position is the center of the height T.)*2 Cylindricity is defined as per JIS B 0621 Definitions and designations of geometrical deviations, Section 4.4 “Cylindricity.” Cylindricity is measured using three cross-sections between the top and bottom face of a ring, namely, close to the face near each side and the center.

Page 23: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice.

Inside Micrometers

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ラチェットストップシンブルスピンドル 外筒

コーン測定子

RatchetThimbleSpindle Sleeve

ConeContact point

C

Quick Guide to Precision Measuring Instruments

Type of feature Workpiece profile (example) Contact point tip profile (example) Remarks

Square groove

● Allows measurement of the diameter of variously shaped inside grooves and splines.

● Minimum measurable groove diameter is approximately 16 mm (differs depending on the workpiece profile.)

● Dimension should be as follows: For W = less than 2 mm: = less than 2 mm For W = 2 mm or more: = 2 mm as the standard value which can be

modified according to circumstances.● The number of splines or serrations is limited to a multiple of 3.● Details of the workpiece profile should be provided at the time of placing

a custom-order.● If your application needs a measuring range different from that of the

standard inside micrometer an additional initial cost for the master ring gage will be required.

Round groove

Spline

Serration

Threaded hole

● Allows measurement of the effective diameter of an internal thread.● Measurable internal threads are restricted according to the type, nominal

dimension, and pitch of the thread. Please contact Mitutoyo with the specification of the thread to be measured for advice.

■ Custom-ordered Products (Holtest / ABSOLUTE Borematic)Mitutoyo can custom-build an inside micrometer best suited to your special application. Please feel free to contact Mitutoyo about the possibilities - even if only one custom-manufactured piece is required. Please note that, depending on circumstances, such a micrometer will usually need to be used with a master setting ring for accuracy assurance. (A custom-ordered micrometer can be made compatible with a master ring supplied by the customer. Please consult Mitutoyo.)

■ Nomenclature

a

øD

H2H1

ød øD

H

ød øD

H

Tip radius R that can measure the minimum diameter (different for each size)

35-4

5mm

/N00

0000

/N00

0000

35-4

5mm

35-4

5mm

/N00

0000

/N00

0000

35-4

5mm

35-4

5mm

/N00

0000

ød

45

0

5

1DIV.

0.0

05m

m45

4

35-4

5mm

S/N00

0000

r

øD

r

r

r

ødøD

��

W=1 or more

Tip radius R that can measure the minimum diameter (different for each size)

W=1 or more Radius=0.5 or more

W=0.5 or more Tip radius R that can measure the minimum diameter (different for each size)

45˚ or more R=0.3 or more

Page 24: Bore Gages · 177-220: 1.0 mm 177-222: 1.1 mm 177-225: 1.2 mm 177-227: 1.3 mm 177-230: 1.4 mm •Order No. 526-160-11 etc. 177-236: 1.75 mm 177-239: 2.00 mm 177-242: 2.25 mm 526-152-10

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Mitutoyo reserves the right to change any or all aspects of any product specification, including prices, designs and service content, without notice. C-50

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045

35

40

5 10

98

76

Thimble

Outer sleeve

� How to Read the Scale

(1) Outer sleeve 35 mm

(2) Thimble 0.015 mm

Reading 35.015 mm

Graduation 0.005 mm

(2)

(1)

■ Changes in measured values at different measuring points

When Holtest is used, the measured value differs between measurement across the anvil and the measurement only at the tip of the anvil due to the product mechanism.Adjust the datum point under the same condition as for the measurement.

When you use the tip of the anvil for measurement, adjust the datum point using the tip of the anvil.

45 0 5

1DIV. 0.005mm45

Workpiece Adjustment ofstart point

45 0 5

1DIV. 0.005mm45

9401DIV. 0.005mm

5045

9401DIV. 0.005mm

5045

Adjustment ofdatum pointWorkpiece

a

a

a

a

■ Airy and Bessel PointsWhen a length standard bar or inside micrometer lies horizontally, supported as simply as possible at two points, it bends under its own weight into a shape that depends on the spacing of those points. There are two distances between the points that control this deformation in useful ways, as shown below.

The ends of a bar (or micrometer) can be made exactly horizontal by spacing the two supports symmetrically as shown above. These points are known as the ‘Airy Points’ and are commonly used to ensure that the ends of a length bar are parallel to one another, so that the length is well defined.

The change in length of a bar (or micrometer) due to bending can be minimized by spacing the two supports symmetrically as shown above. These points are known as the ‘Bessel Points’ and may be useful when using a long inside micrometer.

If the Tubular Inside Micrometer is misaligned in the axial or radial direction by an offset distance X when a measurement is taken, as in Figures 1 and 2, then that measurement will be in error as shown in the graph below (constructed from the formulae given above). The error is positive for axial misalignment and negative for radial misalignment.

Figure 1

■ Misalignment Errors

Figure 2

: Inside diameter to be measuredL: Length measured with axial offset XX: Offset in axial direction

△ : Error in measurement△ : L− =√ 2+X2 −

: Inside diameter to be measuredL: Length measured with radial offset XX: Offset in radial direction

△ : Error in measurement△ : L− =√ 2–X2 −

XX

L

L

10987654321

0.10

0.09

0.08

0.07

0.06

0.05

0.04

0.03

0.02

0.01

�ℓ=200 mm

ℓ=500 mm

ℓ=1000 mmErro

r (po

sitive

for a

xial,

and

nega

tive

for r

adial

, m

isalig

nmen

t) (m

m)

Misalignment (offset) of one end of micrometer (mm)

Airy points (a 0.577 )

Bessel points (a 0.559 )

■ Zero-setting (2-point gages)• Zero-setting using a ring gage or cylinder master gage: Insert the bore gage

into the ring gage, vertically or horizontally swing the bore gage, and set the zero point to the point where the indicator reads the maximum value. (Rotate the dial face for a dial gage and perform presetting or zero setting for a digimatic indicator.)

• Zero-setting using an outside micrometer 1) Zero-setting with a gauge block Hold a gauge block (of the reference dimension) between a micrometer’s

measuring faces as if measuring the block. Clamp the micrometer's spindle and then pull out the gauge block. Insert the bore gage between the micrometer’s measuring faces. Maneuver the bore gage to the position where the indicator reads a minimum and then set the pointer to read zero (or a preset value required) by rotating the bezel.

2) Zero-setting without a gauge block Fix the micrometer in a vertical attitude with its head side (spindle side)

downward (see illustration below), and then adjust the distance between the measuring faces to the reference dimension. At this time, do not clamp the micrometer spindle. Insert the bore gage between the micrometer’s measuring faces. Maneuver the bore gage to the position where the indicator reads a minimum and then set the pointer to read zero (or a preset value required) by rotating the bezel. Zero-setting with a micrometer requires a certain degree of dexterity because no self-centering action is available, as is the case when using a setting gage.

Zero-setting is also possible by performing the same procedure using the gauge block, Height Master, or bore gage zero checker in addition to the outside micrometer.

0