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A German-made reciprocating triplex plunger pump. Features: spheroidal cast iron crankcase with sight glass and 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 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
Flow46.5 GPM175.9 L/min
Maximum Discharge Pressure1740 PSI120 bar
Crankshaft Speed800 RPM
Power55.8 HP41.6 KW
Max Temperature140 °F60 °C
Inlet Port Size(2) 2-1/2" BSP
Discharge Port Size(2) 1-1/4" BSP
Plunger Diameter1.77 in.45 mm
Stroke1.89 in.48 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter45 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width0.47 in.12 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity1.1 gal 4.2 L
Weight309 lbs.140 kg
Manifold Material Stainless Steel
Crankcase Material Spheroidal 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 #09632
41A 07721-0001 O-Ring, Viton 3
41C 13141-0001 O-Ring, Viton 3
44 13294 Sleeve 6
44A 13293 Pressure Ring 3
46 05057 Compact Ring 3
Valve Assembly Kit – Part #09633
51A 12564-0100 Valve Seat 6
51B 12565-0100 Valve Plate 6
51C 12566 Valve Spring 6
52 05166 O-Ring, Viton 6
57 05167 O-Ring, Viton 3
Oil Seal Kit – Part #09625
32 06118 Radial Shaft Seal 3
33A 07721 O-Ring 3

Horsepower Specifications

RPM GPM 500 PSI 1000 PSI 1500 PSI 1740 PSI
400 23.3 8.0 16.1 24.1 28.0
500 29.1 10.0 20.1 30.1 34.9
600 34.9 12.0 24.1 36.1 41.9
700 40.7 14.0 28.1 42.1 48.8
800 46.5 16.0 32.1 48.1 55.8

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Specification Images

  • Specification Image (Side) Open
  • Specification Image (Front) Open
  • GP6145 Torque Specifications

Literature

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  • Giant Industries Limited Warranty
  • 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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