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Featured Image for GP8040

A German-made reciprocating triplex plunger pump.

Features:
Spheroidal cast iron crankcase with vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; stainless plungers with hardened metal coating; nitrile seals with fabric reinforcing; stainless steel valves and machined stainless steel manifold.

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
Flow39.6 GPM150 L/min
Maximum Discharge Pressure5510 PSI380 bar
Crankshaft Speed580 RPM
Power150.5 HP112.2 KW
Max Temperature86 °F30 °C
Inlet Port Size(2) 1-1/4" BSP
Discharge Port Size(2) 2-1/2" BSP
Plunger Diameter1.57 in.40 mm
Stroke2.83 in.72 mm
Maximum Inlet Pressure29 PSI2 bar
Crankshaft Diameter70 mm
Crankshaft RotationTop of Pulley Towards Manifold
Crankshaft MountingEither Side
Crankcase Oil Capacity3.7 gal 14.0 L
Weight794 lbs.360 kg
Manifold Material AISI 303 Stainless Steel
Crankcase Material Spheroidal Cast Iron
Plunger Material Stainless Steel
Valve Material Stainless Steel with Hardened Metal
Seal Material Aramid Packing
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 #0000
Valve Assembly Kit – Part #09000
Oil Seal Kit – Part #09000

Horsepower Specifications

RPM GPM 2000 PSI 3000 PSI 4000 PSI 5510 PSI
300 20.5 28.2 42.4 56.6 77.9
400 27.3 37.7 56.5 75.3 103.7
500 34.1 47.0 70.6 94.1 129.6
580 39.6 54.6 81.9 109.2 150.5

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Specification Images

  • Specification Image (Side) Open
  • Specification Image (Front) Open

Additional Drawings

  • GP8040 Exploded View
  • GP8040 Torque Specifications

Literature

Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • Installation Instructions
  • Repair Instructions
  • Troubleshooting Guide

Sample Pump

Our Company

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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