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Cylinder Specifications: HOS Standard Cylinder Index

4.75" Cylinder (HH36)

4.75" HP Cylinder (HH36)

6.00" Cylinder (HH48)

6.00" HP Cylinder (HH48)

7.00" Cylinder (HH48)

7.00" HP Cylinder (HH48)

8.00" Cylinder (HH60)

8.00" HP Cylinder (HH60)

9.50" Cylinder (HH60)

9.50" HP Cylinder (HH60)

10.50" Cylinder (HH60)

10.50" HP Cylinder (HH60)

11.50" Cylinder (HH60)

11.50" HP Cylinder (HH60)

12.25" Cylinder (HH60)

13.00" Cylinder (HH67)

13.00" HP Cylinder (HH67)

14.00" Cylinder (HH67)

15.00" Cylinder (HH67)

15.00" HP Cylinder (HH67)

16.25” Cylinder (HH67)

17.50" Cylinder (HH67)

19.00" Cylinder (HH75)

20.50" Cylinder (HH75)

22.00" Cylinder (HH81)

23.00" Cylinder (HH81)

24.50" Cylinder (HH81)

26.00" Cylinder (HH81)

26.50" Cylinder (HH81) 28.00” Cylinder (HH81)

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Cylinder Specifications: 4.75 LP HOS Standard Cylinder – HH36

General 5HOS 6HOS 7HOS Cylinder Pattern G8779A Bore Size (in) 4.75 4.75 4.75 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1500 1200 1000 Cylinder Rated Discharge Pressure (psig) 1750 1750 1750 Maximum Allowable Working Pressure (psig) 1925 1925 1925 Hydrostatic Test Pressure (psig) 2890 2890 2890 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 1616 1616 1616 OE FE OE FE OE FE Clearance (%) 29.3 41.5 24.4 34.6 20.9 29.7 Swept Volume (cu. in.) 88.6 64.1 106.3 76.9 124.0 89.7 Piston Displacement (cfm) at Rated RPM 76.9 55.6 73.8 53.4 71.8 51.9 Piston Type 1 Piece, Solid O.D. (in) 4.674 / 4.679 Piston Rings Type Multi-Piece, Combo Type Number 4 No. of Segments/Ring 2 Groove Width (in) 0.500 Groove Diameter (in) 3.479 / 3.481 Max. Radial Thickness (in) 0.621 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH36 HH36 HH36 Rated Differential Pressure (psig) 1250 1250 1250 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 1.69 1.69 1.69 Effective Flow Area (sq. in.) 1.42 1.42 1.42 Clearance – Inlet / Discharge (cu. In) 7.60 / 3.80 7.60 / 3.80 7.60 / 3.80 Valve Hole Diameter Inlet (in) 4.219 4.219 4.219 Valve Hole Diameter Discharge (in) 4.031 4.031 4.031 Inlet Air Speed at Rated RPM (ft/min) 7068 6785 6596 Weights of Major Components Cylinder (lbs) 2100 2100 2100 Piston Rod & Crosshead Nut (lbs) 64.5 64.2 63.9 Piston Assembly (lbs) 43.8 40.8 37.3 Total Reciprocating (lbs) 108.3 105.0 101.1 Miscellaneous CBC Plug - Diameter (in) 2.17 2.17 2.17 - Length (in) 6.97 6.97 6.97 - Volume (cu. in.) 25.8 25.8 25.8 - Clearance % Adder OE 29.1 24.2 20.8 VVCP Option - Piston Diameter (in) 4.50 4.50 4.50 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 79.5 79.5 79.5 - Clearance % Adder OE 89.8 74.8 64.1 CBC Flange Size (in) / Rating (lbs) Special Special Special Suction / Discharge Flange Size (in) / Rating (lbs) 3 / 900 3 / 900 3 / 900 © 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 4.75 HP HOS Standard Cylinder – HH36

General 5HOS 6HOS 7HOS Cylinder Pattern g G8779A Bore Size (in) 4.75 4.75 4.75 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1500 1200 1000 Cylinder Rated Discharge Pressure (psig) 2500 2500 2500 Maximum Allowable Working Pressure (psig) 2750 2750 2750 Hydrostatic Test Pressure (psig) 4125 4125 4125 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 2304 2304 2304 OE FE OE FE OE FE Clearance (%) 29.3 41.5 24.4 34.6 20.9 29.7 Swept Volume (cu. in.) 88.6 64.1 106.3 76.9 124.0 89.7 Piston Displacement (cfm) at Rated RPM 76.9 55.6 73.8 53.4 71.8 51.9 Piston Type 1 Piece, Solid O.D. (in) 4.674 / 4.679 Piston Rings Type Multi-Piece, Combo Type Number 4 No. of Segments/Ring 2 Groove Width (in) 0.500 Groove Diameter (in) 3.479 / 3.481 Max. Radial Thickness (in) 0.621 Rod Packing Design Pressure (psi) 2750 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 7

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Valving 5HOS 6HOS 7HOS Size & Type HH36 HH36 HH36 Rated Differential Pressure (psig) 1250 1250 1250 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 1.69 1.69 1.69 Effective Flow Area (sq. in.) 1.42 1.42 1.42 Clearance – Inlet / Discharge (cu. in.) 7.60 / 3.80 7.60 / 3.80 7.60 / 3.80 Valve Hole Diameter Inlet (in) 4.219 4.219 4.219 Valve Hole Diameter Discharge (in) 4.031 4.031 4.031 Inlet Air Speed at Rated RPM (ft/min) 7068 6785 6596 Weights of Major Components Cylinder (lbs) 2100 2100 2100 Piston Rod & Crosshead Nut (lbs) 64.5 64.2 63.9 Piston Assembly (lbs) 43.8 40.8 37.3 Total Reciprocating (lbs) 108.3 105.0 101.1 Miscellaneous CBC Plug - Diameter (in) 2.17 2.17 2.17 - Length (in) 6.96 6.97 6.97 - Volume (cu. in.) 25.8 25.8 25.8 - Clearance % Adder OE 29.1 24.2 20.8 VVCP Option - Piston Diameter (in) 4.50 4.50 4.50 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 79.5 79.5 79.5 - Clearance % Adder OE 89.8 74.8 64.1 CBC Flange Size (in) / Rating (lbs) Special Special Special Suction / Discharge Flange Size (in) / Rating (lbs) 3 / 1500 3 / 1500 3 / 1500

© 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 6.00 LP HOS Standard Cylinder – HH48

General 5HOS 6HOS 7HOS Cylinder Pattern G12196A Bore Size (in) 6.00 6.00 6.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1500 1200 1000 Cylinder Rated Discharge Pressure (psig) 1750 1750 1750 Maximum Allowable Working Pressure (psig) 1925 1925 1925 Hydrostatic Test Pressure (psig) 2890 2890 2890 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 1616 1616 1616 OE FE OE FE OE FE Clearance (%) 29.4 35.9 24.8 29.9 21.3 25.6 Swept Volume (cu. in.) 141.4 116.8 169.7 140.2 197.9 163.6 Piston Displacement (cfm) at Rated RPM 122.7 101.4 117.8 97.4 114.5 94.7 Piston Type 1 Piece, Solid O.D. (in) 5.921 / 5.926 Piston Rings Type Multi-Piece, Combo Type Number 5 No. of Segments/Ring 2 Groove Width (in) 0.500 Groove Diameter (in) 4.728 / 4.730 Max. Radial Thickness (in) 0.629 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH48 (LP) HH48 (LP) HH48 (LP) Rated Differential Pressure (psig) 1200 1200 1200 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 2.97 2.97 2.97 Effective Flow Area (sq. in.) 2.32 2.32 2.32 Clearance – Inlet / Discharge (cu. in) 10.32 / 7.95 10.32 / 7.95 10.32 / 7.95 Valve Hole Diameter (in) 5.219 5.219 5.219 Valve Hole Diameter (disch) 5.156 5.156 5.156 Inlet Air Speed at Rated RPM (ft/min) 7685 7377 7172 Weights of Major Components Cylinder (lbs) 2560 2560 2560 Piston Rod & Crosshead Nuts (lbs) 67.8 67.5 67.1 Piston Assembly (lbs) 98.5 92.6 86.8 Total Reciprocating (lbs) 166.3 160.1 153.9 Miscellaneous CBC Plug Diameter (in) 2.17 2.17 2.17 Length (in) 8.03 8.03 8.03 Volume (cu. in.) 29.7 29.7 29.7 Clearance % Adder OE 21.0 17.5 15.0 VVCP Option Piston Diameter (in) 4.88 4.88 4.88 Length (stroke) (in) 5.00 5.00 5.00 Volume (cu. in.) 93.3 93.3 93.3 Clearance % Adder OE 66.0 55.0 47.2 CBC Flange Size (in) / Rating (lbs) Special Special Special Suction / Discharge Flange Size (in) / Rating (lbs) 4 / 900 4 / 900 4 / 900

© 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 6.00 HP HOS Standard Cylinder – HH48

General 5HOS 6HOS 7HOS Cylinder Pattern G8807D Bore Size (in) 6.00 6.00 6.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1500 1200 1000 Cylinder Rated Discharge Pressure (psig) 2500 2500 2500 Maximum Allowable Working Pressure (psig) 2750 2750 2750 Hydrostatic Test Pressure (psig) 4125 4125 4125 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 1990 1990 1990 OE FE OE FE OE FE Clearance (%) 38.6 47.6 32.2 39.6 27.6 34.1 Swept Volume (cu. in.) 141.4 116.8 169.7 140.2 197.9 163.6 Piston Displacement (cfm) at Rated RPM 122.7 101.4 117.8 97.4 114.5 94.7 Piston Type 1 Piece, Solid O.D. (in) 5.921 / 5.926 Piston Rings Type Multi-Piece, Combo Type Number 5 No. of Segments/Ring 2 Groove Width (in) 0.500 Groove Diameter (in) 4.728 / 4.730 Max. Radial Thickness (in) 0.629 Rod Packing - Water Cooled Design Pressure (psi) 2750 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 7

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Valving 5HOS 6HOS 7HOS Size & Type HH48 (HP) HH48 (HP) HH48 (HP) Rated Differential Pressure (psig) 2000 2000 2000 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 2.80 2.80 2.80 Effective Flow Area (sq. in.) 2.20 2.20 2.20 Clearance – Inlet / Discharge (cu in) 10.32 / 7.89 10.32 / 7.89 10.32 / 7.89 Valve Hole Diameter Inlet (in) 5.219 5.219 5.219 Valve Hole Diameter Discharge (in) 5.156 5.156 5.156 Inlet Air Speed at Rated RPM (ft/min) 7685 7377 7172 Weights of Major Components Cylinder (lbs) 2600 2600 2600 Piston Rod & Crosshead Nut (lbs) 67.8 67.5 67.1 Piston Assembly (lbs) 98.5 92.6 86.8 Total Reciprocating (lbs) 166.3 160.1 153.9 Miscellaneous CBC Plug Diameter (in) 2.17 2.17 2.17 Length (in) 8.03 8.03 8.03 Volume (cu. in.) 29.7 29.7 29.7 Clearance % Adder OE 21.0 17.5 15.0 VVCP Option Piston Diameter (in) 4.88 4.88 4.88 Length (stroke) (in) 5.00 5.00 5.00 Volume (cu. in.) 93.3 93.3 93.3 Clearance % Adder OE 66.0 55.0 47.2 CBC Flange Size (in) / Rating (lbs) Special Special Special Suction / Discharge Flange Size (in) / Rating (lbs) 4 / 1500 4 / 1500 4 / 1500

© 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 7.00 LP HOS Standard Cylinder – HH48

General 5HOS 6HOS 7HOS Cylinder Pattern G12197A Bore Size (in) 7.00 7.00 7.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1500 1200 1000 Cylinder Rated Discharge Pressure (psig) 1500 1500 1500 Maximum Allowable Working Pressure (psig) 1650 1650 1650 Hydrostatic Test Pressure (psig) 2475 2475 2475 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 1546 1546 1546 OE FE OE FE OE FE Clearance (%) 21.2 25.6 17.7 21.3 15.2 18.3 Swept Volume (cu. in.) 192.4 167.9 230.9 201.5 269.4 235.0 Piston Displacement (cfm) at Rated RPM 167.0 145.7 160.4 140.0 155.9 136.0 Piston Type 1 Piece, Solid O.D. (in) 6.919 / 6.924 Piston Rings Type Multi-Piece, Combo Type Number 4 No. of Segments/Ring 2 Groove Width (in) 0.625 Groove Diameter (in) 5.448 / 5.450 Max. Radial Thickness (in) .768 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH48 (LP) HH48 (LP) HH48 (LP) Rated Differential Pressure (psig) 1200 1200 1200 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 2.97 2.97 2.97 Effective Flow Area (sq. in.) 2.32 2.32 2.32 Clearance – Inlet / Discharge (cu in) 10.32 / 7.95 10.32 / 7.95 10.32 / 7.95 Valve Hole Diameter Inlet (in) 5.219 5.219 5.219 Valve Hole Diameter Discharge (in) 5.156 5.156 5.156 Inlet Air Speed at Rated RPM (ft/min) 10723 10294 10008 Weights of Major Components Cylinder (lbs) 2830 2830 2830 Piston Rod & Crosshead Nut (lbs) 63.1 62.8 62.5 Piston Assembly (lbs) 96.2 86.7 78.0 Total Reciprocating (lbs) 159.3 149.5 140.5 Miscellaneous CBC Plug - Diameter (in) 2.48 2.48 2.48 - Length (in) 9.79 9.79 9.79 - Volume (cu. in.) 47.4 47.4 47.4 - Clearance % Adder OE 24.6 20.5 17.6 VVCP Option - Piston Diameter (in) 5.25 5.25 5.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 108.2 108.2 108.2 - Clearance % Adder OE 56.3 46.9 40.2 CBC Flange Size (in) / Rating (lbs) 1.5 / 1500 1.5 / 1500 1.5 / 1500 Suction / Discharge Flange Size (in) / Rating (lbs) 4 / 900 4 / 900 4 / 900 © 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 7.00 HP HOS Standard Cylinder – H48

General 5HOS 6HOS 7HOS Cylinder Pattern G8766E Bore Size (in) 7.00 7.00 7.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1500 1200 1000 Cylinder Rated Discharge Pressure (psig) 2500 2500 2500 Maximum Allowable Working Pressure (psig) 2750 2750 2750 Hydrostatic Test Pressure (psig) 4125 4125 4125 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 1385 1385 1385 OE FE OE FE OE FE Clearance (% 21.2 29.0 17.7 21.3 15.2 20.2 Swept Volume (cu. in.) 192.4 167.9 230.9 201.5 269.4 235.0 Piston Displacement (cfm) at Rated RPM 167.0 145.7 160.4 139.9 155.9 136.0 Piston Type 1 Piece, Solid O.D. (in) 6.919 / 6.924 H Piston Rings Type Multi-Piece, Combo Type Number 4 No. of Segments/Ring 2 Groove Width (in) 0.625 Groove Diameter (in) 5.448 / 5.450 Max. Radial Thickness (in) 0.768 Rod Packing Design Pressure (psi) 2750 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 7

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Valving 5HOS 6HOS 7HOS Size & Type HH48 (HP) HH48 (HP) HH48 (HP) Rated Differential Pressure (psig) 2000 2000 2000 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 2.80 2.80 2.80 Effective Flow Area (sq. in.) 2.20 2.20 2.20 Clearance – Inlet / Discharge (cu in) 10.32 / 7.89 10.32 / 7.89 10/32 / 7.89 Valve Hole Diameter Inlet (in) 5.219 5.219 5.219 Valve Hole Diameter Discharge (in) 5.156 5.156 5.156 Inlet Air Speed at Rated RPM (ft/min) 10723 10294 10008 Weights of Major Components Cylinder (lbs) 2830 2830 2830 Piston Rod & Crosshead Nut (lbs) 63.1 62.8 62.5 Piston Assembly (lbs) 96.2 86.7 78.0 Total Reciprocating (lbs) 159.3 149.5 140.5 Miscellaneous CBC Plug - Diameter (in) 2.48 2.48 2.48 - Length (in) 9.79 9.79 9.79 - Volume (cu. in.) 47.4 47.4 47.4 - Clearance % Adder OE 24.6 20.5 17.6 VVCP Option - Piston Diameter (in) 5.25 5.25 5.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 108.2 108.2 108.2 - Clearance % Adder OE 56.3 46.9 40.2 CBC Flange Size (in) / Rating (lbs) 1.5 / 1500 1.5 / 1500 1.5 / 1500 Suction / Discharge Flange Size (in) / Rating (lbs) 4 / 1500 4 / 1500 4 / 1500 © 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 8.00 LP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G12198B Bore Size (in) 8.00 8.00 8.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1449 1200 1000 Cylinder Rated Discharge Pressure (psig) 1450 1450 1450 Maximum Allowable Working Pressure (psig) 1595 1595 1595 Hydrostatic Test Pressure (psig) 2395 2395 2395 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 1150 1150 1150 OE FE OE FE OE FE Clearance (%) 24.5 30.2 20.4 23.1 17.5 21.6 Swept Volume (cu. in.) 251.3 226.8 301.6 272.1 351.9 317.5 Piston Displacement (cfm) at Rated RPM 218.2 196.9 209.4 189.0 203.6 183.7 Piston Type 1 Piece, Solid O.D. (in) 7.917 / 7.922 Piston Rings Type Multi-Piece, Combo Type Number 4 No. of Segments/Ring 2 Groove Width (in) 0.500 Groove Diameter (in) 6.604 / 6.606 Max. Radial Thickness (in) 0.689 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH60 (HP) HH60 (HP) HH60 (HP) Rated Differential Pressure (psig) 1300 1300 1300 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 4.24 4.24 4.24 Effective Flow Area (sq. in.) 3.46 3.46 3.46 Clearance – Inlet / Discharge (cu. in) 16.95 / 12.42 16.95 / 12.42 16.95 / 12.42 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 10768 10338 10050 Weights of Major Components Cylinder (lbs) 3010 3010 3010 Piston Rod & Crosshead Nut (lbs) 65.0 64.6 64.3 Piston Assembly 147.9 136.1 124.8 Total Reciprocating (lbs) 212.8 200.7 189.1 Miscellaneous CBC Plug - Diameter (in) 2.98 2.98 2.98 - Length (in) 8.86 8.86 8.86 - Volume (cu. in.) 61.9 61.9 61.9 - Clearance % Adder OE 24.6 20.5 17.6 VVCP Option - Piston Diameter (in) 6.25 6.25 6.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 153.4 153.4 153.4 - Clearance % Adder OE 61.0 50.9 43.6 CBC Flange Size (in) / Rating (lbs) 3 / 900 3 / 900 3 / 900 Suction / Discharge Flange Size (in) / Rating (lbs) 4 / 900 4 / 900 4 / 900

© 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 8.00 HP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G8804E Bore Size (in) 8.00 8.00 8.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1449 1200 1000 Cylinder Rated Discharge Pressure (psig) 2275 2275 2275 Maximum Allowable Working Pressure (psig) 2500 2500 2500 Hydrostatic Test Pressure (psig) 3750 3750 3750 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 1052 1052 1052 OE FE OE FE OE FE Clearance (%) 24.5 30.2 20.4 23.1 17.5 21.6 Swept Volume (cu. in.) 251.3 226.8 301.6 272.1 351.9 317.5 Piston Displacement (cfm) at Rated RPM 218.2 196.9 209.4 189.0 203.6 183.7 Piston Type 1 Piece, Solid O.D. (in) 7.917 / 7.922 Piston Rings Type Multi-Piece, Combo Type Number 4 No. of Segments/Ring 2 Groove Width (in) 0.500 Groove Diameter (in) 6.604 / 6.606 Max. Radial Thickness (in) 0.689 Rod Packing Design Pressure (psi) 2750 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 7

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Valving 5HOS 6HOS 7HOS Size & Type HH60 HH60 HH60 Rated Differential Pressure (psig) 1300 1300 1300 No. / Corner 1 1 1 Lift (in) 0.060 0.060 0.060 Effective Lift Area (sq. in.) 4.24 4.24 4.24 Effective Flow Area (sq. in.) 3.46 3.46 3.46 Clearance – Inlet / Discharge (cu. in) 16.95 / 12.42 16.95 / 12.42 16.95 / 12.42 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 10768 10338 10005 Weights of Major Components Cylinder (lbs.) 3010 3010 3010 Piston Rod & Crosshead Nuts (lbs) 65.0 64.6 64.3 Piston Assembly (lbs) 147.9 136.1 124.8 Total Reciprocating (lbs) 212.8 200.7 189.1 Miscellaneous CBC Plug - Diameter (in) 2.98 2.98 2.98 - Length (in) 8.90 8.90 8.90 - Volume (cu. in.) 62.2 62.2 62.2 - Clearance % Adder OE 24.7 20.6 17.7 VVCP Option - Piston Diameter (in) 6.25 6.25 6.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 153.4 153.4 153.4 - Clearance % Adder OE 61.0 50.9 43.6 CBC Flange Size (in) / Rating (lbs) 2.5 / 1500 2.5 / 1500 2.5 / 1500 Suction / Discharge Flange Size (in) / Rating (lbs) 4 / 1500 4 / 1500 4 / 1500 © 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 9.50 LP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G12199D Bore Size (in) 9.50 9.50 9.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) Maximum Speed (RPM) 1449 1200 1000 Cylinder Rated Discharge Pressure (psig) 1150 1150 1150 Maximum Allowable Working Pressure (psig) 1265 1265 1265 Hydrostatic Test Pressure (psig) 1900 1900 1900 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 815 815 815 OE FE OE FE OE FE Clearance (%) 30.6 30.8 25.5 25.7 21.9 22.0 Swept Volume (cu. in.) 354.4 329.9 425.3 395.8 496.2 461.8 Piston Displacement (cfm) at Rated RPM 307.6 286.3 295.3 274.9 287.1 267.3 Piston Type 2 Piece 1 Piece 1 Piece O.D. (in) 9.414 / 9.419 Piston Rings Type Multi-Piece, Combo Type Number 3 No. of Segments/Ring 2 Groove Width (in) 0.625 Groove Diameter (in) 8.102 / 8.104 Max. Radial Thickness (in) 0.686 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH60 (HP) HH60 (HP) HH60 (HP) Rated Differential Pressure (psig) 1300 1300 1300 No. / Corner 2 2 2 Lift - Inlet / Discharge (in) 0.085/0.060 0.085/0.060 0.085/0.060 Effective Lift Area Inlet / Discharge (sq. in.) 6.00 / 4.24 6.00 / 4.24 6.00 / 4.24 Effective Flow Area Inlet / Discharge (sq. in.) 4.26 / 3.46 4.26 / 3.46 4.26 / 3.46 Clearance – Inlet / Discharge (cu. in) (0.85 Lift) 17.48 / 12.42 17.48 / 12.42 17.48 / 12.42 Clearance – Inlet / Discharge (cu. in) (0.60 Lift) 16.95 / 12.42 16.95 / 12.42 16.95 / 12.42 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 5779 5548 5394 Weights of Major Components Cylinder (lbs) 2880 2880 2880 Piston Rod & Crosshead Nut (lbs) 62.1 61.8 61.5 Piston Assembly (lbs) 148.2 161.4 144.0 Total Reciprocating (lbs) 210.3 223.2 205.4 Miscellaneous CBC Plug - Diameter (in) 3.98 3.98 3.98 - Length (in) 8.58 8.58 8.58 - Volume (cu. in.) 106.8 106.8 106.8 - Clearance % Adder OE 30.1 25.1 21.5 VVCP Option - Piston Diameter (in) 7.50 7.50 7.50 - Length (Stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 220.9 220.9 220.9 - Clearance % Adder OE 62.3 51.9 44.5 CBC Flange Size (in) / Rating (lbs) 2.5 / 1500 2.5 / 1500 2.5 / 1500 Suction / Discharge Flange Size (in) / Rating (lbs) 6 / 600 6 / 600 6 / 600

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Cylinder Specifications: 9.50 HP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G8786F Bore Size (in) 9.50 9.50 9.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1455 1200 1000 Cylinder Rated Discharge Pressure (psig) 1750 1750 1750 Maximum Allowable Working Pressure (psig) 1925 1925 1925 Hydrostatic Test Pressure (psig) 2890 2890 2890 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 766 766 766 OE FE OE FE OE FE Clearance (%) 30.6 30.8 25.5 25.7 21.9 22.0 Swept Volume (cu. in.) 354.4 329.9 425.3 395.8 496.2 461.8 Piston Displacement (cfm) at Rated RPM 307.7 286.3 295.3 274.9 287.1 267.3 Piston Type 2 Piece 1 Piece 1 Piece O.D. (in) 9.414 / 9.419 Piston Rings Type Multi-Piece, Combo Type Number 3 No. of Segments/Ring 2 Groove Width (in) 0.625 Groove Diameter (in) 8.102 / 8.104 Max. Radial Thickness (in) 0.689 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH60 HH60 HH60 Rated Differential Pressure (psig) 1300 1300 1300 No. / Corner 2 2 2 Lift - Inlet / Discharge (in) 0.085/0.060 0.085/0.060 0.085/0.060 Effective Lift Area – Inlet / Discharge (sq. in.) 6.00 / 4.24 6.00 / 4.24 7.40 / 5.55 Effective Flow Area – Inlet / Discharge (sq. in.) 4.26 / 3.46 4.26 / 3.46 4.26 / 3.46 Clearance – Inlet / Discharge (cu. in) (.085 Lift) 17.48 / 12.42 17.48 / 12.42 17.48 / 12.42 Clearance – Inlet / Discharge (cu. in) (.060 Lift) 16.95 / 12.42 16.95 / 12.42 16.95 / 12.42 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 5779 5548 5394 Weights of Major Components Cylinder (lbs) 2950 2950 2950 Piston Rod & Crosshead Nut (lbs) 62.1 61.8 61,5 Piston Assembly (lbs) 148.2 161.4 144.0 Total Reciprocating (lbs) 210.3 223.2 25.4 Miscellaneous CBC Plug - Diameter (in) 3.98 3.98 3.98 - Length (in) 8.58 8.58 8.58 - Volume (cu. in.) 106.8 106.8 106.8 - Clearance % Adder OE 30.1 25.1 21.5 VVCP Option - Piston Diameter (in) 7.50 7.50 7.50 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 220.9 220.9 220.9 - Clearance % Adder OE 62.3 51.9 44.5 CBC Flange Size (in) / Rating (lbs) 2.5 / 1500 2.5 / 1500 2.5 / 1500 Suction Discharge Flange Size (in) / Rating (lbs) 6 / 900 6 / 900 6 / 900 © 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 10.50 LP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G12200A Bore Size (in) 10.50 10.50 10.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1429 1200 1000 Cylinder Rated Discharge Pressure (psig) 930 930 930 Maximum Allowable Working Pressure (psig) 1025 1025 1025 Hydrostatic Test Pressure (psig) 1540 1540 1540 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 673 673 673 OE FE OE FE OE FE Clearance (%) 24.6 24.0 20.5 20.0 17.6 17.1 Swept Volume (cu. in.) 433.0 408.4 519.5 490.1 606.1 571.8 Piston Displacement (cfm) at Rated RPM 375.8 354.5 360.8 340.3 350.8 330.9 Piston Type 2 Piece 1 Piece 1 Piece O.D. (in) 10.412 / 10.417 Piston Rings Type Single-Piece, Combo Type Number 3 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 9.109 / 9.111 Max. Radial Thickness (in) 0.682 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH60 (LP) HH60 (LP) HH60 (LP) Rated Differential Pressure (psig) 600 600 600 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 6.00 6.00 6.00 Effective Flow Area (sq. in.) 4.26 4.26 4.26 Clearance – Inlet / Discharge (cu. in) 17.48 / 10.58 17.48 / 10.58 17.48 / 10.58 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 7106 6822 6632 Weights of Major Components Cylinder (lbs) 2950 2950 2950 Piston Rod & Crosshead Nuts (lbs) 62.7 66.0 65.0 Piston Assembly 160.4 186.2 165.4 Total Reciprocating (lbs) 223.1 252.1 230.3 Miscellaneous CBC Plug - Diameter (in) 3.98 3.98 3.98 - Length (in) 8.58 8.58 8.58 - Volume (cu. in.) 106.8 106.8 106.8 - Clearance % Adder OE 24.7 20.6 17.6 VVCP Option - Piston Diameter (in) 8.25 8.25 8.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 267.3 267.3 267.3 - Clearance % Adder OE 61.7 51.4 44.1 CBC Flange Size (in) / Rating (lbs) 4 / 600 4 / 600 4 / 600 Suction / Discharge Flange Size (in) / Rating (lbs) 6 / 600 6 / 600 6 / 600

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Cylinder Specifications: 10.50 HP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G9553D G9553H G9553D Bore Size (in) 10.50 10.50 10.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1429 1200 1000 Cylinder Rated Discharge Pressure (psig) 1500 1500 1500 Maximum Allowable Working Pressure (psig) 1650 1650 1650 Hydrostatic Test Pressure (psig) 2475 2475 2475 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 635 635 635 OE FE OE FE OE FE Clearance (%) 24.6 24.0 20.5 20.0 17.6 17.1 Swept Volume (cu. in.) 433.0 408.4 519.5 490.1 606.1 571.8 Piston Displacement (cfm) at Rated RPM 375.8 354.5 360.8 340.3 350.8 330.9 Piston Type 2 Piece 1 Piece 1 Piece O.D. (in) 10.412 / 10.417 Piston Rings Type Single-Piece, Combo Type Number 3 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 9.109 / 9.111 Max. Radial Thickness (in) 0.684 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH60 (HP) HH60 (HP) HH60 (HP) Rated Differential Pressure (psig) 1300 1300 1300 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 6.00 6.00 6.00 Effective Flow Area (sq. in.) 4.26 4.26 4.26 Clearance – Inlet / Discharge (cu. in) 17.48 / 12.42 17.48 / 12.42 17.48 / 12.42 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 7106 6822 6632 Weights of Major Components Cylinder (lbs) 2950 2950 2950 Piston Rod & Crosshead Nut (lbs) 62.7 66.0 65.0 Piston Assembly (lbs) 160.4 186.2 165.4 Total Reciprocating (lbs) 223.1 252.1 230.3 Miscellaneous CBC Plug - Diameter (in) 3.98 3.98 3.98 - Length (in) 9.07 9.07 9.07 - Volume (cu. in.) 113.0 113.0 113.0 - Clearance % Adder OE 26.1 21.7 18.6 VVCP Option - Piston Diameter (in) 8.25 8.25 8.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 267.3 267.3 267.3 - Clearance % Adder OE 61.7 51.4 44.1 CBC Flange Size (in) / Rating (lbs) 4 / 900 4 / 900 4 / 900 Suction / Discharge Flange Size (in) / Rating (lbs) 6 / 900 6 / 900 6 / 900

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Cylinder Specifications: 11.50 LP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G12201A Bore Size (in) 11.50 11.50 11.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1456 1200 1000 Cylinder Rated Discharge Pressure (psig) 775 775 775 Maximum Allowable Working Pressure (psig) 855 855 855 Hydrostatic Test Pressure (psig) 1285 1285 1285 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 564 564 564 OE FE OE FE OE FE Clearance (%) 22.6 22.8 18.8 19.0 16.1 16.3 Swept Volume (cu. in.) 519.3 494.8 623.2 593.8 727.1 692.7 Piston Displacement (cfm) at Rated RPM 450.8 429.5 432.8 412.3 420.8 400.9 Piston Type 1 Piece, Hollow O.D. (in) 11.410 / 11.415 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 10.099 / 10.101 Max. Radial Thickness (in) 0.688 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH60 (LP) HH60 (LP) HH60 (LP) Rated Differential Pressure (psig) 600 600 600 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 6.00 6.00 6.00 Effective Flow Area (sq. in.) 4.26 4.26 4.26 Clearance – Inlet / Discharge (cu. in) 17.48 / 10.58 17.48 / 10.58 17.48 / 10.58 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 8565 8223 7994 Weights of Major Components Cylinder (lbs) 3000 3000 3000 Piston Rod & Crosshead Nut (lbs) 61.1 60.7 60.4 Piston Assembly (lbs) 148.6 138.2 128.1 Total Reciprocating (lbs) 209.6 198.9 188.5 Miscellaneous CBC Plug g - Diameter (in) 3.98 3.98 3.98 - Length (in) 8.56 8.56 8.56 - Volume (cu. in.) 106.7 106.7 106.7 - Clearance % Adder OE 20.5 17.1 14.7 VVCP Option - Piston Diameter (in) 9.00 9.00 9.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 318.1 318.1 318.1 - Clearance % Adder OE 61.2 51.0 43.7 CBC Flange Size (in) / Rating (lbs) 4 / 600 4 / 600 4 / 600 Suction / Discharge Flange Size (in) / Rating (lbs) 6 / 600 6 / 600 6 / 600

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Cylinder Specifications: 11.50 HP HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern G8772E Bore Size (in) 11.50 11.50 11.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1456 1200 1000 Cylinder Rated Discharge Pressure (psig) 1150 1150 1150 Maximum Allowable Working Pressure (psig) 1265 1265 1265 Hydrostatic Test Pressure (psig) 1900 1900 1900 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 544 544 544 OE FE OE FE OE FE Clearance (%) 22.6 22.8 18.8 19.0 16.1 16.3 Swept Volume (cu. in.) 519.3 494.8 623.2 593.8 727.1 692.7 Piston Displacement (cfm) at Rated RPM 450.8 429.5 432.8 412.3 420.8 400.9 Piston Type 1 Piece, Hollow O.D. (in) 11.410 / 11.415 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 10.099 / 10.101 Max. Radial Thickness (in) 0.688 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 6

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Valving 5HOS 6HOS 7HOS Size & Type HH60 (HP) HH60 (HP) HH60 (HP) Rated Differential Pressure (psig) 1300 1300 1300 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 6.00 6.00 6.00 Effective Flow Area (sq. in.) 4.26 4.26 4.26 Clearance – Inlet / Discharge (cu. in) 17.48 / 12.42 17.48 / 12.42 17.48 / 12.42 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 8565 8223 7994 Weights of Major Components Cylinder (lbs) 3050 3050 3050 Piston Rod & Crosshead Nut (lbs) 61.1 60.7 60.4 Piston Assembly 148.6 138.2 128.1 Total Reciprocating (lbs) 209.6 198.9 188.5 Miscellaneous CBC Plug - Diameter (in) 3.98 3.98 3.98 - Length (in) 8.56 8.56 8.56 - Volume (cu. in.) 106.7 106.7 106.7 - Clearance % Adder OE 20.5 17.1 14.7 VVCP Option - Piston Diameter (in) 9.00 9.00 9.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 318.1 318.1 318.1 - Clearance % Adder OE 61.2 51.0 43.7 CBC Flange Size (in) / Rating (lbs) 4 / 600 4 / 600 4 / 600 Suction / Discharge Flange Size (in) / Rating (lbs) 6 / 600 6 / 600 6 / 600 © 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 12.25 HOS Standard Cylinder – HH60

General 5HOS 6HOS 7HOS Cylinder Pattern HIHM1251 Bore Size (in) 12.25 12.25 12.25 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1407 1200 1000 Cylinder Rated Discharge Pressure (psig) 955 955 955 Maximum Allowable Working Pressure (psig) 1050 1050 1050 Hydrostatic Test Pressure (psig) 1575 1575 1575 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 486 486 486 OE FE OE FE OE FE Clearance (%) 22.1 21.8 18.3 18.0 15.7 15.4 Swept Volume (cu. in.) 589.3 564.8 707.2 677.7 825.0 790.7 Piston Displacement (cfm) at Rated RPM 511.5 490.2 491.1 470.6 477.4 457.6 Piston Type 1 Piece, Hollow O.D. (in) 12.158 / 12.163 Piston Rings Type Single-Piece, Combo Type Number 4 No. of Segments/Ring 1 Groove Width (in) 0.500 Groove Diameter (in) 11.208 / 11.210 Max. Radial Thickness (in) 0.505 Rod Packing Design Pressure (psi) 1999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH60 HH60 HH60 Rated Differential Pressure (psig) 600 600 600 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 6.00 6.00 6.00 Effective Flow Area (sq. in.) 4.26 4.26 4.26 Clearance – Inlet / Discharge (cu. in) 17.48 / 10.58 17.48 / 10.58 17.48 / 10.58 Valve Hole Diameter Inlet (in) 6.375 6.375 6.375 Valve Hole Diameter Discharge (in) 6.312 6.312 6.312 Inlet Air Speed at Rated RPM (ft/min) 9747 9357 9097 Weights of Major Components Cylinder (lbs) 3750 3750 3750 Piston Rod & Crosshead Nut (lbs) 67.4 66.7 66.0 Piston Assembly 166.6 159.8 151.9 Total Reciprocating (lbs) 234.0 226.5 217.9 Miscellaneous CBC Plug - Diameter (in) 5.98 5.98 5.98 - Length (in) 9.03 9.03 9.03 - Volume (cu. in.) 253.9 253.9 253.9 - Clearance % Adder OE 43.1 35.9 30.8 VVCP Option - Piston Diameter (in) 9.50 9.50 9.50 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 354.4 354.4 354.4 - Clearance % Adder OE 60.1 50.1 43.0 CBC Flange Size (in) / Rating (lbs) 5 / 600 5 / 600 5 / 600 Suction / Discharge Flange Size (in) / Rating (lbs) 8 / 600 8 / 600 8 / 600

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Cylinder Specifications: 13.00 LP HOS Standard Cylinder – HH67

General 5HOS 6HOS 7HOS Cylinder Pattern G12202B Bore Size (in) 13.00 13.00 13.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1416 1200 1000 Cylinder Rated Discharge Pressure (psig) 585 585 585 Maximum Allowable Working Pressure (psig) 645 645 645 Hydrostatic Test Pressure (psig) 970 970 970 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 445 445 445 OE FE OE FE OE FE Clearance (%) 21.4 21.2 17.8 17.7 15.3 15.2 Swept Volume (cu. in.) 663.7 639.1 796.4 766.9 929.1 894.8 Piston Displacement (cfm) at Rated RPM 576.1 554.8 553.1 532.6 537.7 517.8 Piston Type 1 Piece, Hollow O.D. (in) 12.907 / 12.912 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.500 Groove Diameter (in) 11.606 / 11.608 Max. Radial Thickness (in) 0.683 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH67 HH67 HH67 Rated Differential Pressure (psig) 400 400 400 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 7.20 7.20 7.20 Effective Flow Area (sq. in.) 5.28 5.28 5.28 Clearance – Inlet / Discharge (cu. in) 22.04 / 10.41 22.04 / 10.41 22.04 / 10.41 Valve Hole Diameter Inlet (in) 7.187 7.187 7.187 Valve Hole Diameter Discharge (in) 7.125 7.125 7.125 Inlet Air Speed at Rated RPM (ft/min) 7829 7516 7307 Weights of Major Components Cylinder (lbs) 3690 3690 3690 Piston Rod & Crosshead Nut (lbs) 62.3 62.0 61.6 Piston Assembly (lbs) 167.3 168.3 156.2 Total Reciprocating (lbs) 229.6 230.3 217.9 Miscellaneous CBC Plug - Diameter (in) 5.98 5.98 5.98 - Length (in) 9.53 9.53 9.53 - Volume (cu. in.) 267.9 267.9 267.9 - Clearance % Adder OE 40.4 33.6 28.8 VVCP Option - Diameter (in) 10.00 10.00 10.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 392.7 392.7 392.7 - Clearance % Adder OE 59.2 49.3 42.3 CBC Flange Size (in) / Rating (lbs) 6 / 400 6 / 400 6 / 400 Suction / Discharge Flange Size (in) / Rating (lbs) 8 / 300 8 / 300 8 / 300

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Cylinder Specifications: 13.00 HP HOS Standard Cylinder – HH67

General 5HOS 6HOS 7HOS Cylinder Pattern G8785E Bore Size (in) 13.00 13.00 13.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1416 1200 1000 Cylinder Rated Discharge Pressure (psig) 880 880 880 Maximum Allowable Working Pressure (psig) 970 970 970 Hydrostatic Test Pressure (psig) 1455 1455 1455 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 432 432 432 OE FE OE FE OE FE Clearance (%) 21.4 21.2 15.4 15.2 13.1 13.0 Swept Volume (cu. in.) 663.7 639.1 796.4 766.9 929.1 894.8 Piston Displacement (cfm) at Rated RPM 576.1 554.8 553.1 532.6 537.7 517.8 Piston Type 1 Piece, Hollow O.D. (in) 12.907 / 12.912 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.500 Groove Diameter (in) 11.606 / 11.608 Max. Radial Thickness (in) 0.683 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH67 HH67 HH67 Rated Differential Pressure (psig) 400 400 400 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 7.20 7.20 7.20 Effective Flow Area (sq. in.) 5.28 5.28 5.28 Clearance – Inlet / Discharge (cu. in) 22.04 / 10.41 22.04 / 10.41 22.04 / 10.41 Valve Hole Diameter Inlet (in) 7.187 7.187 7.187 Valve Hole Diameter Discharge (in) 7.125 7.125 7.125 Inlet Air Speed at Rated RPM (ft/min) 7829 7516 7307 Weights of Major Components Cylinder (lbs) 3690 3690 3690 Piston Rod & Crosshead Nut (lbs) 62.3 62.0 61.6 Piston Assembly 167.3 168.3 156.2 Total Reciprocating (lbs) 229.6 230.3 217.9 Miscellaneous CBC Plug - Diameter (in) 5.98 5.98 5.98 - Length (in) 9.53 9.53 9.53 - Volume (cu. in.) 267.9 267.9 267.9 - Clearance % Adder OE 40.4 33.6 28.8 VVCP Option - Piston Diameter (in) 10.00 10.00 10.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 392.7 392.7 392.7 - Clearance % Adder OE 59.2 49.3 42.3 CBC Flange Size (in) / Rating (lbs) 6 / 400 6 / 400 6 / 400 Suction / Discharge Flange Size (in) / Rating (lbs) 8 / 600 8 / 600 8 / 600 © 2020 Siemens Energy. All Rights Reserved.

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Cylinder Specifications: 14.00 HOS Standard Cylinder – HH67

General 5HOS 6HOS 7HOS Cylinder Pattern G8801H Bore Size (in) 14.00 14.00 14.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1298 1184 1000 Cylinder Rated Discharge Pressure (psig) 680 680 680 Maximum Allowable Working Pressure (psig) 750 750 750 Hydrostatic Test Pressure (psig) 1125 1125 1125 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 378 378 378 OE FE OE FE OE FE Clearance (%) 18.4 18.1 15.3 15.1 14.1 13.8 Swept Volume (cu. in.) 769.7 745.2 923.6 894.2 1077.6 1043.2 Piston Displacement (cfm) at Rated RPM 668.1 646.8 641.4 621.0 623.6 603.7 Piston Type 1 Piece, Hollow O.D. (in) 13.890 / 13.895 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 12.575 / 12.577 Max. Radial Thickness (in) 0.690 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH67 HH67 HH67 Rated Differential Pressure (psig) 400 400 400 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 7.20 7.20 7.20 Effective Flow Area (sq. in.) 5.28 5.28 5.28 Clearance – Inlet / Discharge (cu. in) 22.04 / 10.41 22.04 / 10.41 22.04 / 10.41 Valve Hole Diameter Inlet (in) 7.187 7.187 7.187 Valve Hole Diameter Discharge (in) 7.125 7.125 7.125 Inlet Air Speed at Rated RPM (ft/min) 9104 8739 8497 Weights of Major Components Cylinder (lbs) 3450 3450 3450 Piston Rod & Crosshead Nuts (lbs) 68.5 67.8 67.1 Piston Assembly (lbs) 230.2 220.2 206.1 Total Reciprocating (lbs) 298.7 288.0 273.2 Miscellaneous CBC Plug - Diameter (in) 5.98 5.98 5.98 - Length (in) 9.53 9.53 9.53 - Volume (cu. in.) 267.9 267.9 267.9 - Clearance % Adder OE 34.8 29.0 24.9 VVCP Option - Diameter (in) 10.88 10.88 10.88 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 464.4 464.4 464.4 - Clearance % Adder OE 60.3 50.3 43.1 CBC Flange Size (in) / Rating (lbs) 6 / 400 6 / 400 6 / 400 Suction / Discharge Flange Size (in) / Rating (lbs) 8 / 400 8 / 400 8 / 400

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Cylinder Specifications: 15.00 HOS Standard Cylinder – HH67

General 5HOS 6HOS 7HOS Cylinder Pattern G12203B Bore Size (in) 15.00 15.00 15.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (rpm) 1420 1200 1000 Cylinder Rated Discharge Pressure (psig) 450 450 450 Maximum Allowable Working Pressure (psig) 495 495 495 Hydrostatic Test Pressure (psig) 745 745 745 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 335 335 335 OE FE OE FE OE FE Clearance (%) 17.4 17.0 14.5 14.2 12.4 12.2 Swept Volume (cu. in.) 883.6 859.0 1060.3 1030.8 1237.0 1202.6 Piston Displacement (cfm) at Rated RPM 767.0 745.7 736.3 715.9 715.9 696.0 Piston Type 1 Piece, Hollow O.D. (in) 14.888 / 14.893 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 13.751 / 13.753 Max. Radial Thickness (in) 0.691 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH67 HH67 HH67 Rated Differential Pressure (psig) 400 400 400 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 7.20 7.20 7.20 Effective Flow Area (sq. in.) 5.28 5.28 5.28 Clearance – Inlet / Discharge (cu. in) 22.04 / 10.41 22.04 / 10.41 22.04 / 10.41 Valve Hole Diameter Inlet (in) 7.187 7.187 7.187 Valve Hole Diameter Discharge (in) 7.125 7.125 7.125 Inlet Air Speed at Rated RPM (ft/min) 10472 10053 9774 Weights of Major Components Cylinder (lbs) 3550 3550 3550 Piston Rod & Crosshead Nut (lbs) 69.0 68.3 67.6 Piston Assembly (lbs) 158.1 146.5 143.8 Total Reciprocating (lbs) 227.2 214.8 211.4 Miscellaneous CBC Plug - Diameter (in) 5.98 5.98 5.98 - Length (in) 9.53 9.53 9.53 - Volume (cu. in.) 267.9 267.9 267.9 - Clearance % Adder OE 30.3 25.2 21.7 VVCP Option - Piston Diameter (in) 11.75 11.75 11.75 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 542.2 542.2 542.2 - Clearance % Adder OE 61.4 51.1 43.8 CBC Flange Size (in) / Rating (lbs) 6 / 400 6 / 400 6 / 400 Suction / Discharge Flange Size (in) / Rating (lbs) 8 / 300 8 / 300 8 / 300

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Cylinder Specifications: 15.00 HP HOS Standard Cylinder – HH67

General 5HOS 6HOS 7HOS Cylinder Pattern G8801F Bore Size (in) 15.00 15.00 15.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1420 1200 1000 Cylinder Rated Discharge Pressure (psig) 675 675 675 Maximum Allowable Working Pressure (psig) 745 745 745 Hydrostatic Test Pressure (psig) 1120 1120 1120 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 328 328 328 OE FE OE FE OE FE Clearance (%) 17.4 17.0 14.5 14.2 12.4 12.2 Swept Volume (cu. in.) 883.6 859.0 1060.3 1030.8 1237.0 1202.6 Piston Displacement (cfm) at Rated RPM 767.0 745.7 736.3 715.9 715.9 696.0 Piston Type 1 Piece, Hollow O.D. (in) 14.888 / 14.893 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 13.751 / 13.753 Max. Radial Thickness (in) 0.691 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH67 HH67 HH67 Rated Differential Pressure (psig) 400 400 400 No. / Corner 2 2 2 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 7.20 7.20 7.20 Effective Flow Area (sq. in.) 5.28 5.28 5.28 Clearance – Inlet / Discharge (cu. in) 22.04 / 10.41 22.04 / 10.41 22.04 / 10.41 Valve Hole Diameter Inlet (in) 7.187 7.187 7.187 Valve Hole Diameter Discharge (in) 7.125 7.125 7.125 Inlet Air Speed at Rated RPM (ft/min) 10472 10053 9774 Weights of Major Components Cylinder (lbs) 3550 3550 3550 Piston Rod & Crosshead Nut (lbs) 69.0 68.3 67.6 Piston Assembly (lbs) 158.1 146.5 143.8 Total Reciprocating (lbs) 227.2 214.8 211.4 Miscellaneous CBC Plug - Diameter (in) 5.98 5.98 5.98 - Length (in) 9.53 9.53 9.53 - Volume (cu. in.) 267.9 267.9 267.9 - Clearance % Adder OE 30.3 25.2 21.7 VVCP Option - Piston Diameter (in) 11.75 11.75 11.75 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 542.2 542.2 542.2 - Clearance % Adder OE 61.4 51.1 43.8 CBC Flange Size (in) / Rating (lbs) 6 / 400 6 / 400 6 / 400 Suction / Discharge Flange Size (in) / Rating (lbs) 8 / 400 8 / 400 8 / 400

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Cylinder Specifications: 16.25 HOS Standard Cylinder – HH67

General 5HOS 6HOS 7HOS Cylinder Pattern HIHM1651 Bore Size (in) 16.25 16.25 16.25 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1376 1200 1000 Cylinder Rated Discharge Pressure (psig) 545 545 545 Maximum Allowable Working Pressure (psig) 600 600 600 Hydrostatic Test Pressure (psig) 900 900 900 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 282 282 282 OE FE OE FE OE FE Clearance (%) 22.3 20.7 18.4 17.1 15.8 14.7 Swept Volume (cu. in.) 1037.0 1012.4 1244.4 1214.9 1451.8 1417.4 Piston Displacement (cfm) at Rated RPM 900.1 878.8 864.1 843.7 840.1 820.3 Piston Type 1 Piece, Hollow O.D. (in) 16.134 / 16.139 Piston Rings Type Single-Piece, Combo Type Number 3 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 14.839 / 14.841 Max. Radial Thickness (in) 0.680 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH67 HH67 HH67 Rated Differential Pressure (psig) 400 400 400 No. / Corner 3 3 3 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 7.20 7.20 7.20 Effective Flow Area (sq. in.) 5.28 5.28 5.28 Clearance – Inlet / Discharge (cu. in) 22.04 / 10.41 22.04 / 10.41 22.04 / 10.41 Valve Hole Diameter Inlet (in) 7.187 7.187 7.187 Valve Hole Diameter Discharge (in) 7.125 7.125 7.125 Inlet Air Speed at Rated RPM (ft/min) 8211 7882 7663 Weights of Major Components Cylinder (lbs) 5160 5160 5160 Piston Rod & Crosshead Nut (lbs) 70.6 69.8 69.2 Piston Assembly (lbs) 180.5 169.5 158.9 Total Reciprocating (lbs) 251.1 239.3 228.1 Miscellaneous CBC Plug - Diameter (in) 7.98 7.98 7.98 - Length (in) 9.50 9.50 9.50 - Volume (cu. in.) 475.4 475.4 475.4 - Clearance % Adder OE 45.8 38.2 32.7 VVCP Option - Piston Diameter (in) 13.00 13.00 13.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 663.7 663.7 663.7 - Clearance % Adder OE 64.0 53.3 45.7 CBC Flange Size (in) / Rating (lbs) 8 / 300 8 / 300 8 / 300 Suction / Discharge Flange Size (in) / Rating (lbs) 10 / 300 10 / 300 10 / 300

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Cylinder Specifications: 17.50 HOS Standard Cylinder – HH67

General 5HOS 6HOS 7HOS Cylinder Pattern G8803E Bore Size (in) 17.50 17.50 17.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1380 1200 1000 Cylinder Rated Discharge Pressure (psig) 495 495 495 Maximum Allowable Working Pressure (psig) 545 545 545 Hydrostatic Test Pressure (psig) 820 820 820 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 243 243 243 OE FE OE FE OE FE Clearance (%) 18.6 18.0 15.5 15.0 13.3 12.9 Swept Volume (cu. in.) 1202.6 1178.1 1443.2 1413.7 1683.7 1649.3 Piston Displacement (cfm) at Rated RPM 1044.0 1022.7 1002.2 981.8 974.4 954.5 Piston Type 1 Piece, Hollow O.D. (in) 17.363 / 17.365 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 16.058 / 16.060 Max. Radial Thickness (in) 0.693 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH67 HH67 HH67 Rated Differential Pressure (psig) 400 400 400 No. / Corner 3 3 3 Lift (in) .085 .085 .085 Effective Lift Area (sq. in.) 7.20 7.20 7.20 Effective Flow Area (sq. in.) 5.28 5,28 5.28 Clearance – Inlet / Discharge (cu. in) 22.04 / 10.41 22.04 / 10.41 22.04 / 10.41 Valve Hole Diameter Inlet (in) 7.187 7.187 7.187 Valve Hole Diameter Discharge (in) 7.125 7.125 7.125 Inlet Air Speed at Rated RPM (ft/min) 9538 9157 8902 Weights of Major Components Cylinder (lbs) 5200 5200 5200 Piston Rod & Crosshead Nut (lbs) 69.9 69.2 68.7 Piston Assembly 178.9 179.1 178.5 Total Reciprocating (lbs) 248.8 248.3 247.1 Miscellaneous CBC Plug - Diameter (in) 7.98 7.98 7.98 - Length (in) 9.50 9.50 9.50 - Volume (cu. in.) 475.4 475.4 475.4 - Clearance % Adder OE 39.5 32.9 28.2 VVCP Option - Piston Diameter (in) 14.50 14.50 14.50 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 825.6 825.6 825.6 - Clearance % Adder OE 68.7 57.2 49.0 CBC Flange Size (in) / Rating (lbs) 8 / 300 8 / 300 8 / 300 Suction / Discharge Flange Size (in) / Rating (lbs) 10 / 300 10 / 300 10 / 300

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Cylinder Specifications: 19.00 HOS Standard Cylinder – HH75

General 5HOS 6HOS 7HOS Cylinder Pattern G8767D Bore Size (in) 19.00 19.00 19.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1295 1200 1000 Cylinder Rated Discharge Pressure (psig) 425 425 425 Maximum Allowable Working Pressure (psig) 470 470 470 Hydrostatic Test Pressure (psig) 705 705 705 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 207 207 207 OE FE OE FE OE FE Clearance (%) 19.4 18.6 16.1 15.4 13.8 13.3 Swept Volume (cu. in.) 1417.6 1393.1 1701.2 1671.7 1984.7 1950.3 Piston Displacement (cfm) at Rated RPM 1230.6 1209.3 1181.4 1160.9 1148.6 1128.7 Piston Type 1 Piece, Hollow O.D. (in) 18.876 / 18.881 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 17.581 / 17.583 Max. Radial Thickness (in) 0.680 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH75 HH75 HH75 Rated Differential Pressure (psig) 375 375 375 No. / Corner 3 3 3 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.21 10.21 10.21 Effective Flow Area (sq. in.) 7.27 7.27 7.27 Clearance – Inlet / Discharge (cu. in) 28.51 / 16.87 28.51 / 16.87 28.51 / 16.87 Valve Hole Diameter Inlet (in) 8.062 8.062 8.062 Valve Hole Diameter Discharge (in) 8.000 8.000 8.000 Inlet Air Speed at Rated RPM (ft/min) 10096 9692 9423 Weights of Major Components Cylinder (lbs) 5625 5625 5625 Piston Rod & Crosshead Nut (lbs) 71.0 70.2 69.5 Piston Assembly (lbs) 229.6 214.9 195.1 Total Reciprocating (lbs) 300.6 285.2 264.7 Miscellaneous CBC Plug - Diameter (in) 7.98 7.98 7.98 - Length (in) 10.38 10.38 10.38 - Volume (cu. in.) 519.2 519.2 519.2 - Clearance % Adder OE 36.6 30.5 26.2 VVCP Option - Piston Diameter (in) 15.00 15.00 15.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 883.6 883.6 883.6 - Clearance % Adder OE 62.3 51.9 44.5 CBC Flange Size (in) / Rating (lbs) 8 / 300 8 / 300 8 / 300 Suction / Discharge Flange Size (in) / Rating (lbs) 10 / 300 10 / 300 10 / 300

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Cylinder Specifications: 20.50 HOS Standard Cylinder – HH75

General 5HOS 6HOS 7HOS Cylinder Pattern G8767C Bore Size (in) 20.5 20.50 20.5 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1308 1196 1000 Cylinder Rated Discharge Pressure (psig) 425 425 425 Maximum Allowable Working Pressure (psig) 470 470 470 Hydrostatic Test Pressure (psig) 705 705 705 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 177 177 177 OE FE OE FE OE FE Clearance (%) 16.9 16.2 14.1 13.5 12.1 11.6 Swept Volume (cu. in.) 1650.3 1625.8 1980.4 1950.9 2310.5 2276.1 Piston Displacement (cfm) at Rated RPM 1432.6 1411.3 1375.3 1354.8 1337.1 1317.2 Piston Type 1 Piece, Hollow O.D. (in) 20.371 / 20.376 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 19.059 / 19.061 Max. Radial Thickness (in) 0.689 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH75 HH75 HH75 Rated Differential Pressure (psig) 375 375 375 No. / Corner 3 3 3 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.21 10.21 10.21 Effective Flow Area (sq. in.) 7.27 7.27 7.27 Clearance – Inlet / Discharge (cu. in) 28.51 / 16.87 28.51 / 16.87 28.51 / 16.87 Valve Hole Diameter Inlet (in) 8.062 8.062 8.062 Valve Hole Diameter Discharge (in) 8.000 8.000 8.000 Inlet Air Speed at Rated RPM (ft/min) 11768 11297 10983 Weights of Major Components Cylinder (lbs) 5500 5500 5500 Piston Rod & Crosshead Nut (lbs) 71.0 70.2 69.5 Piston Assembly (lbs) 221.1 209.4 206.1 Total Reciprocating (lbs) 292.1 279.6 275.6 Miscellaneous CBC Plug - Diameter (in) 7.98 7.98 7.98 - Length (in) 10.38 10.38 10.38 - Volume (cu. in.) 519.2 519.2 519.2 - Clearance % Adder OE 31.5 26.2 22.5 VVCP Options - Piston Diameter (in) 16.25 16.25 16.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 1037.0 1037.0 1037.0 - Clearance % Adder OE 62.8 52.4 44.9 CBC Flange Size (in) / Rating (lbs) 8 / 300 8 / 300 8 / 300 Suction / Discharge Flange Size (in) / Rating (lbs) 10 / 300 10 / 300 10 / 300

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Cylinder Specifications: 22.00 HOS Standard Cylinder – HH81

General 5HOS 6HOS 7HOS Cylinder Pattern G9571B Bore Size (in) 22.00 22.00 22.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1197 1098 1000 Cylinder Rated Discharge Pressure (psig) 320 320 320 Maximum Allowable Working Pressure (psig) 350 350 350 Hydrostatic Test Pressure (psig) 525 525 525 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 155 155 155 OE FE OE FE OE FE Clearance (%) 19.0 18.2 15.8 15.2 13.5 13.0 Swept Volume (cu. in.) 1900.7 1876.1 2280.8 2251.3 2660.9 2626.6 Piston Displacement (cfm) at Rated RPM 1649.9 1628.6 1583.9 1563.4 1539.9 1520.0 Piston Type 1 Piece, Hollow O.D. (in) 21.867 / 21.872 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 20.676 / 20.679 Max. Radial Thickness (in) 0.627 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH81 HH81 HH81 Rated Differential Pressure (psig) 250 250 250 No. / Corner 3 3 3 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.81 10.81 10.81 Effective Flow Area (sq. in.) 7.87 7.87 7.87 Clearance – Inlet / Discharge (cu. in) 32.44 / 15.45 32.44 / 15.45 32.44 / 15.45 Valve Hole Diameter Inlet (in) 8.625 8.625 8.625 Valve Hole Diameter Discharge (in) 8.562 8.562 8.562 Inlet Air Speed at Rated RPM (ft/min) 9774 9383 9123 Weights of Major Components Cylinder (lbs) 6260 6260 6260 Piston Rod & Crosshead Nut (lbs) 77.0 75.9 75.5 Piston Assembly (lbs) 297.9 280.5 263.6 Total Reciprocating (lbs) 374.8 356.4 339.1 Miscellaneous CBC Plug - Diameter (in) 9.98 9.98 9.98 - Length (in) 12.03 12.03 12.03 - Volume (cu. in.) 941.6 941.6 941.6 - Clearance % Adder OE 49.5 41.3 35.4 VVCP Options - Piston Diameter (in) 17.13 17.13 17.13 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 1151.7 1151.7 1151.7 - Clearance % Adder OE 60.6 50.5 43.3 CBC Flange Size (in) / Rating (lbs) 10 / 300 10 / 300 10 / 300 Suction / Discharge Flange Size (in) / Rating (lbs) 12 / 300 12 / 300 12 / 300

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Cylinder Specifications: 23.00 HOS Standard Cylinder – HH81

General 5HOS 6HOS 7HOS Cylinder Pattern G9571A G9571A G9571A Bore Size (in) 23.00 23.00 23.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1235 1132 1000 Cylinder Rated Discharge Pressure (psig) 320 320 320 Maximum Allowable Working Pressure (psig) 350 350 350 Hydrostatic Test Pressure (psig) 525 525 525 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 142 142 142 OE FE OE FE OE FE Clearance (%) 17.4 16.7 14.5 13.9 12.4 11.9 Swept Volume (cu. in.) 2077.4 2052.8 2492.9 2463.4 2908.3 2874.0 Piston Displacement (cfm) at Rated RPM 1803.3 1782.0 1731.2 1710.7 1683.1 1663.2 Piston Type 1 Piece, Hollow O.D. (in) 22.864 / 22.869 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 21.557 / 21.559 Max. Radial Thickness (in) 0.686 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH81 HH81 HH81 Rated Differential Pressure (psig) 250 250 250 No. / Corner 3 3 3 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.81 10.81 10.81 Effective Flow Area (sq. in.) 7.87 7.87 7.87 Clearance – Inlet / Discharge (cu. in) 32.44 / 15.45 32.44 / 15.45 32.44 / 15.45 Valve Hole Diameter Inlet (in) 8.652 8.652 8.652 Valve Hole Diameter Discharge (in) 8.562 8.562 8.562 Inlet Air Speed at Rated RPM (ft/min) 10689 10261 9976 Weights of Major Components Cylinder (lbs) 6200 6200 6200 Piston Rod & Crosshead Nut (lbs) 76.8 76.1 75.3 Piston Assembly (lbs) 267.3 251.9 252.1 Total Reciprocating (lbs) 344.1 328.0 327.5 Miscellaneous CBC Plug - Diameter (in) 9.98 9.98 9.98 - Length (in) 12.03 12.03 12.03 - Volume (cu. in.) 941.6 941.6 941.6 - Clearance % Adder OE 45.3 37.8 32.4 VVCP Option - Piston Diameter (in) 17.88 17.88 17.88 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 1254.7 1254.7 1254.7 - Clearance % Adder OE 60.4 50.3 43.1 CBC Flange Size (in) / Rating (lbs) 10 / 300 10 / 300 10 / 300 Suction / Discharge Flange Size (in) / Rating (lbs) 12 / 300 12 / 300 12 / 300

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Cylinder Specifications: 24.50 HOS Standard Cylinder – HH81

General 5HOS 6HOS 7HOS Cylinder Pattern HIHM2451 Bore Size (in) 24.50 24.50 24.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1141 1045 971 Cylinder Rated Discharge Pressure (psig) 255 255 255 Maximum Allowable Working Pressure (psig) 280 280 280 Hydrostatic Test Pressure (psig) 420 420 420 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 126 126 126 OE FE OE FE OE FE Clearance (%) 19.5 16.3 16.2 13.5 13.4 11.6 Swept Volume (cu. in.) 2357.2 2332.6 2828.6 2799.2 3300.1 3265.7 Piston Displacement (cfm) at Rated RPM 2046.2 2024.9 1964.3 1943.9 1909.8 1889.9 Piston Type 1 Piece, Hollow O.D. (in) 24.359 / 24.364 Piston Rings Type Single-Piece, Combo Type Number 2 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 23.074 / 23.076 Max. Radial Thickness (in) 0.680 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH81 HH81 HH81 Rated Differential Pressure (psig) 250 250 250 No. / Corner 3 3 3 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.81 10.81 10.81 Effective Flow Area (sq. in.) 7.87 7.87 7.87 Clearance – Inlet / Discharge (cu. in) 32.44 / 15.45 32.44 / 15.45 32.44 / 15.45 Valve Hole Diameter Inlet (in) 8.625 8.625 8.625 Valve Hole Diameter Discharge (in) 8.562 8.562 8.562 Inlet Air Speed at Rated RPM (ft/min) 12137 11652 11328 Weights of Major Components Cylinder (lbs) 6300 6300 6300 Piston Rod & Crosshead Nut (lbs) 79.9 79.2 78.4 Piston Assembly (lbs) 346.0 328.8 311.6 Total Reciprocating (lbs) 425.9 407.9 390.0 Miscellaneous CBC Plug - Diameter (in) 11.98 11.98 11.98 - Length (in) 11.78 11.78 11.78 - Volume (cu. in.) 1328.5 1328.5 1328.5 - Clearance % Adder OE 56.4 47.0 40.3 VVCP Option - Piston Diameter (in) 20.25 20.25 20.25 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 1610.3 1610.3 1610.3 - Clearance % Adder OE 68.3 56.9 48.8 CBC Flange Size (in) / Rating (lbs) 12 / 300 12 / 300 12 / 300 Suction / Discharge Flange Size (in) / Rating (lbs) 14 / 300 14 / 300 14 / 300

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Cylinder Specifications: 26.00 HOS Standard Cylinder – HH81

General 5HOS 6HOS 7HOS Cylinder Pattern G5121D Bore Size (in) 26.00 26.00 26.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1224 1126 1000 Cylinder Rated Discharge Pressure (psig) 255 255 255 Maximum Allowable Working Pressure (psig) 280 280 280 Hydrostatic Test Pressure (psig) 420 420 420 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 111 111 111 OE FE OE FE OE FE Clearance (%) 26.4 15.1 26.4 15.1 18.8 10.8 Swept Volume (cu. in.) 2654.6 2630.1 3185.5 3156.1 3716.5 3682.1 Piston Displacement (cfm) at Rated RPM 2304.4 2283.1 2212.0 2191.8 2150.8 2130.9 Piston Type 1 Piece Conical, Hollow O.D. (in) 25.853 / 25.858 Piston Rings Type Single-Piece, Combo Type Number 3 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 24.555 / 24. 557 Max. Radial Thickness (in) 0.686 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH81 HH81 HH81 Rated Differential Pressure (psig) 250 250 250 No. / Corner 4 4 4 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.81 10.81 10.81 Effective Flow Area (sq. in.) 7.87 7.87 7.87 Clearance – Inlet / Discharge (cu. in) 32.44 / 15.45 32.44 / 15.45 32.44 / 15.45 Valve Hole Diameter Inlet (in) 8.625 8.625 8.625 Valve Hole Diameter Discharge (in) 8.562 8.562 8.562 Inlet Air Speed at Rated RPM (ft/min) 10258 9847 9574 Weights of Major Components Cylinder (lbs) 6650 6650 6650 Piston Rod & Crosshead Nut (lbs) 76.8 76.0 75.3 Piston Assembly 276.1 256.9 248.6 Total Reciprocating (lbs) 352.9 332.9 324.0 Miscellaneous CBC Plug - Diameter (in) 7.98 7.98 7.98 - Length (in) 12.13 12.13 12.13 - Volume (cu. in.) 606.8 606.8 606.8 - Clearance % Adder OE 22.9 19.0 16.3 VVCP Option - Piston Diameter (in) 14.00 14.00 14.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 769.7 769.7 769.7 - Clearance % Adder OE 29.0 24.2 20.7 CBC Flange Size (in) / Rating (lbs) 10 / 150 10 / 150 10 / 150 Suction / Discharge Flange Size (in) / Rating (lbs) Special Special Special

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Cylinder Specifications: 26.50 HOS Standard Cylinder – HH81

General 5HOS 6HOS 7HOS Cylinder Pattern G5121D Bore Size (in) 26.50 26.50 26.50 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1100 Maximum Unloaded Speed (RPM) 1208 1113 1000 Cylinder Rated Discharge Pressure (psig) 255 255 255 Maximum Allowable Working Pressure (psig) 280 280 280 Hydrostatic Test Pressure (psig) 420 420 420 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 107 107 108 OE FE OE FE OE FE Clearance (%) 24.2 13.9 20.2 11.6 17.3 9.9 Swept Volume (cu. in.) 2757.7 2733.2 3309.2 3279.8 3860.8 3826.5 Piston Displacement (cfm) at Rated RPM 2393.9 2372.6 2298.1 2277.7 2234.3 2214.4 Piston Type 1 Piece Conical, Hollow O.D. (in) 26.353 / 26.358 Piston Rings Type Single-Piece, Combo Type Number 3 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 25.055 / 25.057 Max. Radial Thickness (in) 0.686 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH81 HH81 HH81 Rated Differential Pressure (psig) 250 250 250 No. / Corner 4 4 4 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.81 10.81 10.81 Effective Flow Area (sq. in.) 7.87 7.87 7.87 Clearance – Inlet / Discharge (cu. in) 32.44 / 15.45 32.44 / 15.45 32.44 / 15.45 Valve Hole Diameter Inlet (in) 8.625 8.625 8.625 Valve Hole Diameter Discharge (in) 8.562 8.562 8.562 Inlet Air Speed at Rated RPM (ft/min) 10658 10232 9947 Weights of Major Components Cylinder (lbs) 6650 6650 6650 Piston Rod & Crosshead Nut (lbs) 76.8 76.0 75.3 Piston Assembly (lbs) 289.1 267.8 256.8 Total Reciprocating (lbs) 365.9 343.8 332.1 Miscellaneous CBC Plug - Diameter (in) 7.98 7.98 7.98 - Length (in) 12.13 12.13 12.13 - Volume (cu. in.) 606.8 606.8 606.8 - Clearance % Adder OE 22.0 18.3 15.7 VVCP Option - Piston Diameter (in) 14.00 14.00 14.00 - Length (stroke) (in) 5.00 5.00 5.00 - Volume (cu. in.) 769.7 769.7 769.7 - Clearance % Adder OE 27.9 23.3 19.9 CBC Flange Size (in) / Rating (lbs) 10 / 150 10 / 150 10 / 150 Suction / Discharge Flange Size (in) / Rating (lbs) Special Special Special

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Cylinder Specifications: 28.00 HOS Standard Cylinder – HH81

General 5HOS 6HOS 7HOS Cylinder Pattern HIHM2801 Bore Size (in) 28.00 28.00 28.00 Rod Size (in) 2.50 2.50 2.50 Stroke (in) 5.00 6.00 7.00 Rated Speed (RPM) 1500 1200 1000 Maximum Unloaded Speed (RPM) 1500 1200 1000 Cylinder Rated Discharge Pressure (psig) 160 160 160 Maximum Allowable Working Pressure (psig) 185 185 185 Hydrostatic Test Pressure (psig) 280 280 280 Water Jacket Pressure (psig) 75 75 75 Water Jacket Test Pressure (psig) 115 115 115 Maximum Differential Pressure (psig) 97 97 97 OE FE OE FE OE FE Clearance (%) 21.3 14.5 17.7 12.1 15.2 10.4 Swept Volume (cu. in.) 3078.8 3054.2 3694.5 3665.1 4310.3 4275.9 Piston Displacement (cfm) at Rated RPM 2672.5 2651.2 2565.5 2545.2 2494.4 2474.5 Piston Type 1 Piece Conical, Hollow O.D. (in) 27.853 / 27.858 Piston Rings Type Single-Piece, Combo Type Number 3 No. of Segments/Ring 1 Groove Width (in) 0.625 Groove Diameter (in) 26.555 / 26.557 Max. Radial Thickness (in) 0.686 Rod Packing Design Pressure (psi) 999 No. of Lube Points 1 No. of Vent Ports 1 No. of Ring Sets 5

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Valving 5HOS 6HOS 7HOS Size & Type HH81 HH81 HH81 Rated Differential Pressure (psig) 250 250 250 No. / Corner 4 4 4 Lift (in) 0.085 0.085 0.085 Effective Lift Area (sq. in.) 10.81 10.81 10.81 Effective Flow Area (sq. in.) 7.87 7.87 7.87 Clearance – Inlet / Discharge (cu. in) 32.44 / 15.45 32.44 / 15.45 32.44 / 15.45 Valve Hole Diameter Inlet (in) 8.625 8.625 8.625 Valve Hole Diameter Discharge (in) 8.562 8.562 8.562 Inlet Air Speed at Rated RPM (ft/min) 11904 11428 11110 Weights of Major Components Cylinder (lbs) 2950 2950 2950 Piston Rod & Crosshead Nut (lbs) 74 75 74 Piston Assembly 336 297 244 Total Reciprocating (lbs) 420 372 318 Miscellaneous CBC Plug - Diameter (in) 8.00 8.00 8.00 - Length (in) 12.13 12.13 12.13 - Volume (cu. in.) 609.7 609.7 609.7 - Clearance % Adder OE 19.8 16.5 14.2 VVCP Option - Piston Diameter (in) 14.25 14.25 14.25 - Length (stroke) (in) 10.00 10.00 10.00 - Volume (cu. in.) 1594.9 1594.9 1594.9 - Clearance % Adder OE 51.8 43.2 37.0 CBC Flange Size (in) / Rating (lbs) Special Special Special Suction / Discharge Flange Size (in) / Rating (lbs) Special Special Special © 2020 Siemens Energy. All Rights Reserved.