Post on 11-May-2020
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 1 of 13
QM-C-7.1/MISC/0001
Inspection Plan(Check Sheet)
Item: Cartridge Taper Roller Bearing for BG Freight stock Specn. : AB/RB-39-2002 Rev.3 Amd 2 of Nov'08
Amd.:
Drg. No. & Alt.: Proprietary item
---------------------------------------------------------------------------------------------------------------------------
1. Firm’s Name
2. Description of Firm
3. Date of Inspection
4. Contract Details
(a) Contract No & Date
(b) Order Placing Authority
(c) Specification No.
(As mentioned in contract)
(d) Drawing N0.
(As mentioned in contract)
5. Quantity on order
6. Quantity offered for inspection on Date
7. Quantity Now passed
8. Quantity Rejected
9. Quantity passed earlier
10. Delivery Period
11. D.M No. DT & Qty of Side Frame Key
12. DM No. DT & Qty of Locking Plate
13. DM No. DT. & Qty of Axle End Cap Screw
14. DM No. DT. & Qty of N.J Adapter
15. Consignee
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 2 of 13
WAGON INSPECTION AND LIASION CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6x11 CLASS „E‟
BEARING ASSEBLY DATE
DRAWING No. BP 200923-1-NBC (NARROW) LOT SIZE-
(LATEST APPROVAL ALTERATION) UNIT – MM
SR
No.
CRITERIA/PARAMETER SPECIFICATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
QTY.CHKD ACCEPTED REJECTED
1 LATERAL END PLAY 0.508(0..20”) to 0.66(0.026”)
Lateral Play Fixture
LC=0.001
REF. NOTE (1)
2 BRG RADIAL RUNOUT & SIDE RUNOUT (INNER
RING/CONE ROTATING)
0.051 Magnetic stand Gauge
LC=0.001
REF. NOTE (1)
3 GREASE QUANTITY 455 ± 30 Welding machine
lc=10gm
REF. NOTE (2)
&
REF. NOTE (3)
4 CAGE FLAOT 0.432 ± 0.152 Float Checking
Gauge LC= 0.01
REF. NOTE (2)
&
REF. NOTE (3)
5 VISUAL INSPECTION FOR 1. SEAL DENTED
2. CUP BROKEN
/CRACKED 3. ANY OTHER DEFECT
IN ANY OTHER
COMPONENT
VISUAL
REF. NOTE (1)
6 MARKING ON EACH
BEARING 1. MANUFACTURER
TRADE NAME
2. COMPLETE DESIGNATION OF
BRG 3. YEAR AND MONTH
OF MFGR.
VISUAL
REF. NOTE (1)
7 WARPING AND PACKING 1. WARPING IN WAX
PAPER
2. PACK IN POLYETHENE
SHEET AND CARTONS
VISUAL
REF. NOTE (1)
CONCLUSION
LOT
ACCEPTED
REJECTED
SIGN
NOTES :
(1) SAMPLE CHECK : 1 BRG PER 1000 BRGS OR A PART THEREOF (2) ONLY 1 BRG FROM A LOT OF 1000 BGRS OR A PART THEREOF WILL BE DISASSEMBLED FOR GREASE QUANTITY, CAGE FLOAT,
CONE DIMENSIONS ETC.
(3) FOR CHECKING GREASE QUANTITY WEIGH THE BRG BEFORE DISASSEMBLY AND AFTER CLEANING AGAIN WEIGH
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 3 of 13
WAGON INSPECTION AND LIASION CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6x11 CLASS „E‟
COMPONENT – CUP DATE-
DRAWING NO. BP 200257-NEI(PRODUCT ACCEPTANCE DRG) LOT SIZE – (LATEST APPROVAL ALTERATION) UNIT – MM
SR No
CRITERIA/PARAMETER SPECIFICATION OBSERVED MEASURING INSTRUMENT
FREQUENCY
NOS CHECKED ACCEPTED REJECTED
1 MATERIAL
REF NOTE(2)
STEEL TO AISI/SAE
4320H OR BMS – 931
(As per Specification no. SC – 3063 or SC – 3064)
Spectrometer 1 SAMPLE
PER MONTH
(CHEMICAL ONLY)
2 Hardness 58 to 63 HRC ON
FACES
Rockwell/vicker
hardness testing
machine
3 DIMENSIONS
WIDTH
A 163 + 0.050 / -0.254 HEIGHT GAUGEE
LC=0.01 5 PER VISIT
O. DIA
B 220.6625 + 0.127/-0 COMPARATOR
GAUGE LC=0.01 5 PER VISIT
COUNTER BORE
C 209 + 0.050/ -0.127 COMPARATOR
GAUGE LC=0.01 5 PER VISIT
INCL.ANGLE
19 DEG – 56‟ – 30” REF. COMPARATOR
GAUGE L C=0.001 5 PER VISIT
TRK. DIA. 210.3374 = 0.127 / -0.254 5 PER VISIT
END CHAMFER 2.54 ± 0.3 5 PER VISIT
COUNTER BORE DEPTH 14.021 ± 0.28 5 PER VISIT
SEAL GROOVE DEPTH 0.53 ± 0.15 GO NOGO
GAUGE 5 PER VISIT
4 MARKING VISUAL 2 PER VISIT
5 PHOSPHATING 2 PER VISIT
6 RUST PREVENTIVE OIL
COATING
VISUAL 2 PER VISIT
7 SURFACE ROUGHNESS TRK OD(Ra)
1.13 Microns Max. TALLYSURF
MACHINE 2 PER VISIT
8 SURFACE ROUGHNESS TRK OD(Ra)
0.68 Microns max. TALLYSURF
MACHINE 2 PER VISIT
CONCLUSION LOT ACCEPTED REJECTED SIGN.
NOTE :
(1) INDEGNIOUS CUPS MADE FROM AISI/SAE 4320H STEEL MARKING 4(a) IS APPLICABLE.
(2) INDEGNIOUS CUPS MADE FROM BMS – 931 STEEL MARKING 4(b) IS APPLICABLE.
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 4 of 13
WAGON INSPECTION AND LIASION CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6x11 CLASS „E‟
COMPONENT – ROLLER DATE-
DRAWING NO. BP 200217-NEI (PRODUCT ACCEPTANCE DRG) LOT SIZE – (LATEST APPROVAL ALTERATION) UNIT – MM
SR
No
CRITERIA/PARAMETER SPECIFICATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
NOS CHECKED ACCEPTED REJECTED
1 MATERIAL
REF NOTE(2)
STEEL TO AISI/SAE
4320H OR BMS – 931
(As per Specification no.
SC – 3063 or SC – 3065)
Spectrometer 1 SAMPLE
PER MONTH
(CHEMICAL
ONLY)
2 Hardness 58 to 63 HRC ON
FACES
Rockwell/vicker
hardness testing
machine
10 PER VISIT
3 DIMENSIONS
SMALL O. DIA A 17.2405 (REF.) (REF NOTE 2)
COMPARATOR
GAUGE LC=0.001 24 PER VISIT
LARGE O. DIA B 220.6625 + 0.127/-0 COMPARATOR
GAUGE LC=0.001 24 PER VISIT
INCL. ANGLE C 209 + 0.050/ -0.127 COMPARATOR
GAUGE LC=0.001 24 PER VISIT
ROLLER O. DIA VARIATION WITH IN
ONE CONE ASSEMBLY
D 19 DEG – 56‟ – 30” REF. COMPARATOR
GAUGE L C=0.001 24 PER VISIT
LENGTH E 41.958 (REF.) COMPARATOR
GAUGE L C=0.01 24 PER VISIT
LENGTH VARIATION
WITHIN ONE CONE ASSEMBLY
H 0.508(MAX)
(REF NOTE 1)
COMPARATOR
GAUGE L C=0.01 24 PER VISIT
OVALITY J 0.005 COMPARATOR
GAUGE L C=0.001 2 PER VISIT
4 SURFACE ROUGHNESS O. DIA (Ra)
0.3 Micron max TALLYSURF
MACHINE 2 PER VISIT 2 PER VISIT
5 MARKING / IDENTIFICATION OF INDENIOUS
ROLLERS (AT LARGE END FACE) (a) DOUBLE DIMPLES FOR ROLLERS MADE FROM
AISI/SAE 4320H STEEL
SINGLE DIMPLE WITH “-“ MARK FOR ROLLRS MADE FROM BMS – 931 STEEL
VISUAL
CONCLUSION LOT ACCEPTED REJECTED SIGN.
NOTE :
(1) TO BE CHECKED FROM GRADE ROLLER LOTS OR CONE ASSEMBLIES PRIOR TO CLOSE-IN
(2) ROLLERS DIA AS CHECKED ON COMPOSITE GAUGE SHOULD BE WITH IN DEG TOL + 0.075/0.060 AND DIFFERENCE OF READINGS
AT BOTH ENDS SHOULD NOT EXCEED 0.00635 MM
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 5 of 13
WAGON INSPECTION AND LIASION CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6x11 CLASS „E‟
COMPONENT – CONE DATE-
DRAWING NO. BP 200258-NEI (PRODUCT ACCEPTANCE DRG) LOT SIZE – (LATEST APPROVAL ALTERATION) UNIT – MM
SR No
CRITERIA/PARAMETER SPECIFICATION OBSERVED MEASURING INSTRUMENT
FREQUENCY
NOS CHECKED ACCEPTED REJECTED
1 MATERIAL
REF NOTE(2)
STEEL TO AISI/SAE
4320H OR BMS – 931
(As per Specification no. SC – 3063 or SC – 3063)
Spectrometer 1 SAMPLE
PER VISIT
ONLY)
2 Hardness 58 to 63 HRC ON
FACES
Rockwell/vicker
hardness testing
machine
3 DIMENSIONS
BORE A 144.450+0.025/-0 COMPARATOR
GAUGEE LC=0.01 10 PER VISIT
LARGEFLANGE O. DIA B 177.622 DIA Mic. LC=0.01 10 PER VISIT
WIDTH C 58.725 +0.076/-254 HEIGHT GAUGE
LC=0.01 10 PER VISIT
TRK.INCLINATION ANGLE
D 16DEG. –24‟(REF) BLUEGAUGE L
C=0.001 10 PER VISIT
BORE RADIUS (LARGE
END)
E 1.6 RAD 10 PER VISIT
OUT OF ROUND (BORE) 0.0125 COMPAARTOR
GAUGE LC=0.001 10 PER VISIT
4 TRACK DIAMETER (COMPARE WITH MASTER)
170.795 REF. COMPARATOR
GAUGE LC=0.001 10 PER VISIT
5 SURFACE ROUGHNESS
BORE(Ra)
1.13 MICRON Tallysurf Machine 2 PER VISIT
6 SURFACE ROUGHNESS TRK(Ra)
0.55MICRON MAX Tallysurf Machine 2 PER VISIT
7 MARKING VISUAL 10 PER VISIT
CONCLUSION LOT ACCEPTED REJECTED SIGN.
NOTE :
(3) INDEGNIOUS CONES MADE FROM AISI/SAE 4320H STEEL MARKING 7(a) IS APPLICABLE. (4) INDEGNIOUS CONES MADE FROM BMS – 931 STEEL MARKING 7(b) IS APPLICABLE.
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 6 of 13
WAGON INSPECTION AND LIASION CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6x11 CLASS „E‟
COMPONENT – CAGE DATE-
DRAWING NO. BP 200259-NEI (PRODUCT ACCEPTANCE DRG) LOT SIZE – (LATEST APPROVAL ALTERATION) UNIT – MM
SR No
CRITERIA/PARAMETER SPECIFICATION OBSERVED MEASURING INSTRUMENT
FREQUENCY NOS CHECKED ACCEPTED REJECTED
1 MATERIAL
REF NOTE(2)
AISI/SAE 1008 Spectrometer VENDOR‟S
RECORD
(REF. NOTE 1)
2 DIMENSIONS
WIDTH A Vernier Caliper‟s
LC= 0.02 5 PER VISIT
SMALL BORE B Vernier Caliper‟s
LC= 0.02 5 PER VISIT
LARGE O. DIA C Vernier Caliper‟s
LC= 0.02 5 PER VISIT
ROLLER POCKET LENGTH
Vernier Caliper‟s
LC= 0.02
CONCLUSION LOT ACCEPTED REJECTED SIGN
NOTE : (1) ONCE IN TWO MONTH CROSS CHECK THE TESTS.
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 7 of 13
WAGON INSPECTION AND LIAISON CELL
CARTRIDGE TAPERED ROLLER BEARING 6x11 CLASS „E‟
COMPONENT-WEAR RING DATE
DRAWING NO.bp-201313- NEI (PRODUCT ACCEPTANCE DRG) LOT SIZE-
(LATEST APPROVED ALTERATION)
UNIT -MM
Sr
No
CRITERIA/PARAMETER SPECIFIATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
NOS.CHKD ACCEPTED REJECTED
1. MATERIAL AISI/SAE C1050 Spectrometer 1 PER VISIT (CHEMICAL)
2. HARDNESS AT SEAL LIP
CONTACT AREA
50 TO 62 HRC
AFTER INDUCTION
HARDENING
Rockwell/Vicker
hardness testing
Machine
2 PER VISIT
3.
DIMENSIONS
SMALL BORE A 144.4625+0.038/-0 Comparator Gauge
LC=0.001 5 PER VISIT
O.DIA B 157.226±0.050 Comparator Gauge
LC=0.001 5 PER VISIT
WIDTH C 42.672+0.127/-0.254 Height Gauge
LC=0.001 5 PER VISIT
TAPER ON O.DIA D 0.050 MAX Comparator Gauge
LC=0.001 2 PER VISIT
I.D.TAPER 0.0127 MAX Comparator Gauge
LC=0.001 2 PER VISIT
CONCENTRICITY
SMALL BORE TO O.D
E 0.100 MAX (TIR) Gauge & Magnetic
Stand LC=0.001 2 PER VISIT
FACE PARALLELISM 0.025 MAX (tir) Height Gauge
LC=0.001 2 PER VISIT
OUT OF ROUND O.D
&I.D
0.025 MAX (tir) Comparator Gauge
LC=0.001 2 PER VISIT
4 MARKING VISUAL 5 PER VISIT
5 SURFACE ROUGHNESS O.DIA
(RA0
0.68 Micron MAX Tallysurf Machine 2 PER VISIT
6 SURFACE ROUGHNESS
SMALL BORE (RA0
1.13 Microns MAX Tallysurf Machine 2 PER VISIT
7 GROUND STRAIGHT PORTION ON WEAT RING
O.DIA MUST BE FREE FROM TOOL DRAGS,
UNGROND AREAS, NICKS, SPIRAL PATTERN, GALLING & RAISED EDGES
2 PER VISIT
CONCLUSION LOT ACCEPTED REJECTED SIGN
NOTE (1) ALL DIAMETER TOLERATNCES ARE AVERAGE INDICATOR READINGS UNLESS OTHERWISE NOTED
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 8 of 13
WAGON INSPECTION AND LIAISON CELL INSPECTIN CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6x11 CLASS „E‟
COMPONENT- SPACER DATE
DRAWING NO.pe/hm-129848-XA LOT SIZE-
(LATEST APPROVED ALTERATION)
UNIT -MM
Sr
No
CRITERIA/
PARAMETER
SPECIFIATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
NOS.CHKD ACCEPTED REJECTED
1. MATERIAL LOW CARBON STEEL
ROLLED RING TO IS:2062
Gr-1 OR LOW CARBON HOT FINISHED
SEAMLESS TUBING TO
IS:3601- 1984 Gr-HFS-240
Spectrometer 1 PER VISIT
(CHEMICAL ONLY)
2. DIMENSINS A 156.37 NOM ±0.25 Vernier Calipers
LC=0.02 5 PER VISIT
B 144.86+0.66/- Vernier Calipers
LC=0.02 5 PER VISIT
C 38.86 NOM Height Gauge
LC=0.001 5 PER VISIT
D 0.8 MIN Vernier Calipers
LC=0.02 5 PER VISIT
WIDTH VARIATION E 0.050 MAX Height Gauge
LC=0.001 5 PER VISIT
FACE FLATNESS F 0.025 MAX Height Gauge
LC=0.001 5 PER VISIT
3 MARKING VISUAL 5 PER VISIT
4 SURFACE ROUGHNESS
AT FACES (Ra)
1.25 Micron MAX Visual 5 PER VISIT
CONCLUSION LOT ACCEPTED REJECTED SIGN
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 9 of 13
WAGON INSPECTION AND LIAISON CELL INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6X11 CLASS „E‟
COMPONENT-BACKING RING DATE
DRAWING NO.PE/E-115-NBC (PRODUCT ACCEPTANCE DRG) LOT SIZE-
(LATEST APPROVED ALTERATION)
UNIT –MM
Sr
No
CRITERIA/PARAMETER SPECIFIATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
NOS.CHKD ACCEPTED REJECTED
1. MATERIAL AISI 1040STEEL OR
IS:1875 CLASS 4 OR
En 8D to BS:470
Spectrometer PER VISIT
1 PHYSICAL
2 CHEMICAL
2. HARDNESS 170 BHN (MIN) Rockwell/Vicker
hardness testing
Machine
2 PER VISIT
3. DIMENSIONS A 198.76± 0.127 Vernier Calipers
LC=0.01 5 PER VISIT
B 178.511/178.384 Go No Go Gauge 5 PER VISIT
D 46.0+0/0.8 Vernier Calipers
LC=0.01 5 PER VISIT
E 39.37/39.12 Go No Go Gauge 5 PER VISIT
F 30.40/30.15 Go No Go Gauge 5 PER VISIT
K 157.124 /156.972 Go No Go Gauge 5 PER VISIT
FILLET RADIUS R
1
38.1+1.5/-0 Go No Go Gauge 5 PER VISIT
OUT OF ROUNDNESS “B‟
DIA
NOT TO EXCEED
0.038
Comparator Gauge
LC=0.001 5 PER VISIT
4 ECCENTRICITY „B‟ DIA TO “K” DIA
0.080 max Eccentricity Gauge
LC=0.01 5 PER VISIT
5 MARKING
VISUAL 5 PER VISIT
6 SURFACE ROUGHNESS WEAR RING ABUTMENT FACE &
FILLET RADIUS R1 (Ra)
2.5 Micron Visual 2 PER VISIT
6 SURFACE ROUGHNESS SMALL BORE (RA0
1.13 Microns MAX Tallysurf Machine 2 PER VISIT
7 GROUND STRAIGHT PORTION ON WEAT RING O.DIA
MUST BE FREE FROM TOOL DRAGS, UNGROND
AREAS, NICKS, SPIRAL PATTERN, GALLING & RAISED EDGES
2 PER VISIT
CONCLUSION LOT ACCEPTED REJECTED SIGN
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 10 of 13
WAGON INSPECTION AND LIAISON CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6X11 CLASS „E‟
COMPONENT-AXLE AND CAP (SHROUDED) DATE
DRAWING NO.PE/CP-201747-F-NBC (PRODUCT ACCEPTANCE DRG) LOT SIZE- (LATEST APPROVED ALTERATION)
UNIT –MM
Sr
No
CRITERIA/PARAMETER SPECIFIATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
NOS.CHKD ACCEPTED REJECTED
1. MATERIAL DUCTILE IRON
CASTING TO ASTM
A536 Gr 80-55-06 OR IS:1865 Gr SG500/7
Spectrometer PER VISIT
1 PHYSICAL
(PROPETIES AS PER NOTE 4 OF
DRG
2. HARDNESS (CASTING) 187 TO 255 BHN Rockwell/Vicker
hardness testing
Machine
2 PER VISIT
3. DIMENSIONS
157.58±0.08
Go No Go Gauge
5 PER VISIT
147 (NOM) Vernier Calipers
LC=0.01 5 PER VISIT
201 (NOM) Vernier Calipers
LC=0.01 5 PER VISIT
216 (NOM) Vernier Calipers
LC=0.01 5 PER VISIT
45 (NOM) Vernier Calipers
LC=0.01 5 PER VISIT
28.68± 0.38 Vernier Calipers
LC=0.01 5 PER VISIT
14.58 (NOM) Vernier Calipers
LC=0.01 5 PER VISIT
34 (NOM) Vernier Calipers
LC=0.01 5 PER VISIT
11 (NOM) Vernier Calipers
LC=0.01
98.425±0.3 PCD Gauge
4 HOLE DIA 27±0.8 (CAST)
27±0.4 (DRILLED)
Vernier Calipers
LC=0.01 5 PER VISIT
5 MARKING
VISUAL 5 PER VISIT
6 SURFACE ROUGHNESS
WEAR RING LOCATING DIA & ABUTMENT FACE
6.3 Micron max Visual 2 PER VISIT
CONCLUSION
LOT
ACCEPTED REJECTED SIGN
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 11 of 13
WAGON INSPECTION AND LIAISON CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6X11 CLASS „E‟
COMPONENT- SIDE FRAME KEY DATE
DRAWING NO.SK-69594 LOT SIZE- (LATEST APPROVED ALTERATION)
UNIT –MM
Sr
No
CRITERIA/PARAMETER SPECIFIATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
NOS.CHKD ACCEPTED REJECTED
1. MATERIAL STEEL FORGING
TO IS:1875 CLASS 4
Spectrometer PER VISIT
1 PHYSICAL 2.CHEMICAL
2. DIMENSIONS A 32+1.5/-0
Go No Go Gauge
5 PER VISIT
C 85 (NOM) Vernier Calipers LC=0.02
5 PER VISIT
D 54+1.5/-0 Go No Go Gauge 5 PER VISIT
E 19 (NOM) Vernier Calipers
LC=0.02
5 PER VISIT
J 21+1.0/-0 Vernier Calipers LC=0.02
5 PER VISIT
K 24 (NOM) Vernier Calipers
LC=0.02
5 PER VISIT
L 25.5+1.5/-0 Vernier Calipers
LC=0.02
5 PER VISIT
M 19 (NOM) Vernier Calipers
LC=0.02
5 PER VISIT
3 MARKING
VISUAL 5 PER VISIT
CONCLUSION
LOT
ACCEPTED REJECTED SIGN
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 12 of 13
WAGON INSPECTION AND LIAISON CELL
INSPECTION CHART FOR
CARTRIDGE TAPERED ROLLER BEARING 6X11 CLASS „E‟
COMPONENT- LOCKING PLATE DATE
DRAWING NO.SK-69594 LOT SIZE- (LATEST APPROVED ALTERATION)
UNIT –MM
Sr
No
CRITERIA/PARAMETER SPECIFIATION OBSERVED MEASURING
INSTRUMENT
FREQUENCY
NOS.CHKD ACCEPTED REJECTED
1. MATERIAL IS:513 Gr-D (1994) Spectrometer PER VISIT
1 PHYSICAL 2.CHEMICAL
2 DIMENSIONS
PLATE THICKNESS 1.6±0.11 Vernier Calipers
LC=0.02 5 PER VISIT
PCD OF BOLT HOLES 96.84±0.250 PGD Gauge 5 PER VISIT
118.3±0.8 Vernier Calipers
LC=0.02 5 PER VISIT
130.±0.8 Vernier Calipers
LC=0.02 5 PER VISIT
3 SURFACE PROTECTION VISUAL 5 PER VISIT
4 MARKING 6X11 E NBC
VISUAL 5 PER VISIT
CONCLUSION LOT ACCEPTED REJECTED SIGN
Bearing Assy/
Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
------------------------------------------------------------------------------------------------------------
Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 13 of 13
WAGON INSPECTION AND LIAISON CELL
INSPECTION CHART FOR NARROW JAW ADAPTER
S.N
O.
CHARACTERISTICS ACCEPTANCE STANDARD INSPECTION METHOD (AS PER AAR M-924) AQL
%
NOS.
CHK
D.
NOS
ACC
NOS
REJ.
REMARK
S
1
2.
3.
4.
5.
6.
7.
8.
9.
10
11.
12.
13.
14.
15.
16.
17.
18.
19.
CENTRALITY
EQUAL THICKNESS
BEARING THRUST SHOULDER
BORE DIA CHORDAL
CONCENTRICITY AND TAPER
GAUGE
BEARING THRUST
SHOULDER DEPTH
BEARING THRUST SHOULDER
BEARING THRUST SHOULDER
CHAMFER ANGLE
BEARING THRUST SHOULDER
CHAMFER LOCATION
M/C SURFACE FINISH
PEDESTAL FIT
OVER ALL WIDTH
BODY WIDTH
OUTER THRUST LUG SPACING
TOP THRUST LUG SPACING
CROWN RADIUS
OUTER THRUST LUG HEIGHT
GAUGE
MATERIAL
HARDNESS
TO BE WITHIN 1.6
0.5 MAX.
13.5 +0.40/-2.00
110.5+0.015/-0.112
MAX ALLOWABLE VARIATION
FOUR INDICATION 0.038
10.11+0/-0.914
166.7+01.6/-0
35+2.0+-2.0
4.76+0.77960
6.3 MICRONS
225.56+0.50/-2.00
181+2.00/-0
97+4.00/-0.80
155.5+2.00/-0
R1524+0/-508
21.0*1.6/-0.7
CENTRALITY GAUGE
EQUAL THICKNESS GAUGE
BEARING THRUST SHOULDER THICKNESS
GAUGE
CHORDAL GAUGE
CONCENTRICITY TAPER
GAUGE
BEARING THRUST
SHOULDER DEPTH
BEARING THRUST SHOULDER SPACING
AND RELIEF GAUGE
BEARING THRUST SHOULDER CHAMFER
ANGLE GAUGE
BEARING THRUST SHOULDER CHAMFER
ANGLE GAUGE COMPARATOR
PEDESTAL FIT GAUGE
OVER ALL WIDTH GAUGE
BODY WITH GAUGE
OUTER THRUST LUG SPACING GAUGE
TOP THRUST LUG SPACING GAUGE
CROWN RADIUS GAUGE
OUTER THRUST HEIGHT
2.5
4
10
1.5
1.5
2.5
2.5
2.5
10
10
0.1
10
1.5
10
10
10
2.5
With Bearing
Assy/ Spare
Govt. of India
Ministry of Railways
Research Designs & Standards Organisation
Manak Nagar, Lucknow-226 012
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Signature of Firm‟s Representative Signature of RDSO Inspector
REVISION 0 QM-C-7.1/Misc./0001 Page 14 of 13