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WARNING: This product might contain a chemical known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

Specification US Metric
Flow51.5 GPM195 L/min
Maximum Discharge Pressure1500 PSI100 bar
Crankshaft Speed550 RPM
Power55.2 HP41.2 KW
Max Temperature140 °F60 °C
Inlet Port Size(2) 2-1/2" BSP
Discharge Port Size(2) 1-1/4" BSP
Plunger Diameter2.17 in.55 mm
Stroke2.05 in.52 mm
Maximum Inlet Pressure870 PSI60 bar
Crankshaft Diameter1.89 in.48 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width0.55 in.14 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity US1.6 gal 6.0 L
Weight374 lbs.170 kg
Manifold Material Nickel-Plated Spheroidal Cast Iron
The repair kits listed to the right are available for this pump. If you need further information about these repair kits, or have questions about other specific parts for your pump, please contact you local Giant distributor or contact Giant customer service.
ITEM# PART# DESCRIPTION Qty.
Plunger Packing Kit – Part #CP09593B
38A CP13156-0003 O-Ring, EPDM 3
38B CP07721-0003 O-Ring, EPDM 3
39A CP04739 V-Sleeve 3
40 CP05719 Circlip 3
43 CP03549 Shaft Seal Ring 6
44 CP03550 Support Ring 6
Valve Assembly Kit – Part #CP09604A-0003
51B CP07732-0100 Valve Spring 6
51C CP05314 Valve Plate 6
51D CP05136A Valve Seat 6
51E CP07653-0003 O-Ring, EPDM 6
51F CP13166 Support Ring 6
56A CP07658-0003 O-Ring, EPDM 6
56B CP07635 Support Ring 6
56C CP13166 Support Ring 3
56D CP07653-0003 O-Ring, EPDM 3
Oil Seal Kit – Part #CP09221
32 CP07624 Radial Shaft Seal 3
32A CP07625 Shaft Seal 3
33A CP07627 O-Ring, Oil Seal Housing 3

Horsepower Specifications

RPM GPM 800 PSI 1000 PSI 1300 PSI 1500 PSI
250 23.4 13.4 16.7 21.7 25.1
350 32.8 18.7 23.4 30.4 35.1
450 42.1 24.1 30.1 39.1 45.1
550 51.5 29.4 36.8 47.8 55.2

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • CGP7555-1023 Exploded View
  • CGP7555-1023 Parts List

Literature

Documents open in new window/tab.

  • Pump Assembly Instructions
  • Limited Warranty
  • CGP7555-1023 Installation Instructions
  • CGP7555-1023 Repair Instructions
  • Troubleshooting Guide

Sample Pump

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For 50 years, Giant Pumps has offered the most dependable positive displacement high-pressure triplex pumps available. Designed and built to the highest quality standards, customers count on Giant Pumps products to keep their equipment running. Every design detail of Giant Pumps products is optimized for long-life and reliable performance, making Giant Pumps the most trusted name in high-pressure pumps and systems.

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