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Featured Image for GP8155

A German-made reciprocating triplex plunger pump.

Features:
Attached gearbox; spheroidal cast iron crankcase with vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals with fabric reinforcing; stainless steel valves and nickel-plated Spheroidal cast iron manifold. Comes equipped with an integrated oil cooling system.

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
Flow75.3 GPM285 L/min
Maximum Discharge Pressure3000 PSI200 bar
Crankshaft Speed580 RPM
Power161.8 HP120.7 KW
Max Temperature86 °F30 °C
Inlet Port Size(2) 3" BSP
Discharge Port Size(2) 1-1/4" BSP
Plunger Diameter2.17 in.55 mm
Stroke2.83 in.72 mm
Maximum Inlet Pressure29 PSI2 bar
Crankshaft Diameter70 mm
Crankshaft RotationSee Literature
Key Width14 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity4.2 gal 16.0 L
Weight794 lbs.360 kg
Manifold Material Nickel-Plated Spheroidal Cast Iron
Crankcase Material Cast Iron
Plunger Material Solid Ceramic Oxide
Valve Material Duplex Steel
Seal Material Nitrile with Fabric Reinforcing
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 #09616
38A 13286 O-Ring 6
38B 05281 Support Ring 6
39A 05066 O-Ring 3
40 07723 Seal Ring 3
42 05277 Sleeve 9
Inlet Valve Assembly Kit – Part #09587
51 04186 Inlet Valve Assembly 3
56A 06258 O-Ring 3
Discharge Valve Kit – Part #09588
52 04188 Discharge Valve Assembly 3
56A 06258 O-Ring 3
Oil Seal Kit – Part #09584
32 05058 Radial Shaft Seal 3
33A 05056 O-Ring 3

Horsepower Specifications

RPM GPM 500 PSI 1000 PSI 2000 PSI 3000 PSI
300 39 13.9 27.9 55.7 83.6
400 52 18.6 37.1 74.3 111.4
500 65 23.2 46.4 92.9 139.3
580 75.5 27.0 53.9 107.9 161.8

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Specification Images

  • Specification Image (Side) Open

Additional Drawings

  • GP8155 Exploded View
  • GP8155 Parts List
  • GP8155 Torque Specifications

Literature

Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • GP8155 Installation Instructions
  • GP8155 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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