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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
Flow38.4 GPM145.2 L/min
Maximum Discharge Pressure2755 PSI190 bar
Crankshaft Speed700 RPM
Power72.8 HP54.3 KW
Max Temperature140 °F60 °C
Inlet Port Size(2) 2-1/2" NPT
Discharge Port Size(2) 1-1/4" NPT
Plunger Diameter1.7 in.42 mm
Stroke2.0 in.52 mm
Maximum Inlet Pressure29 PSI2 bar
Crankshaft Diameter48 mm
Crankshaft RotationTop of Pulley Towards Manifold
Crankshaft MountingEither Side
Crankcase Oil Capacity US1.7 gal 6.5 L
Weight392 lbs.178 kg
NPSHR28.0 Ft.-head8.5 mWs
Manifold Material 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 #09766
38A 13156 O-Ring 3
38B 13141 O-Ring 3
39A 04323 Compact Ring 3
42 07745 V-Sleeve 6
Inlet Valve Kit – Part #09659
51 05594 Inlet Valve Assembly 1
56A 07658 O-Ring 1
56B 07635 Support Ring 1
Large Discharge Valve Kit – Part #09660
52 05600 Discharge Valve Assembly 1
55 05647 Valve Spacer 1
56A 07658 O-Ring 1
56B 07635 Support Ring1
Small Discharge Valve Kit – Part #09661
51B 05450 Valve Spring 1
51C 05247 Valve Plate 1
51D 05596 O-Ring 1
52F 05599 O-Ring 1
56A 07658 O-Ring 1
56B 07635 Support Ring 1
Oil Seal Kit – Part #09221
32 07624 Radial Shaft Seal 3
33A 07627 O-Ring 3

Horsepower Specifications

RPM GPM 1000 PSI 1500 PSI 2000 PSI 2610PSI
300 16.5 11.4 17.1 22.8 29.7
400 21.9 15.1 22.7 30.2 39.4
500 27.4 18.9 28.3 37.8 49.3
600 32.9 22.7 34.0 45.4 59.2
700 38.4 27.4 41.1 54.9 69.1

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • GP7242 Exploded View
  • GP7242 Parts List

Literature

Documents open in new window/tab.

  • Pump Assembly Instructions
  • Giant Industries Limited Warranty
  • GP7242 Installation Instructions
  • GP7242 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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