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A German-made reciprocating triplex plunger pump.

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 with plastic retainer and nickel-plated Spheroidal cast iron 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

Specification US Metric
Flow27.7 GPM104.9 L/min
Maximum Discharge Pressure2900 PSI200 bar
Crankshaft Speed1000 RPM
Power57.0 HP42.5 KW
Crankshaft Speed (High)40 RPM
Intermittent Flow40 GPM151.4 L/min
Intermittent Discharge Pressure3000 PSI207 bar
Intermittent Crankshaft Speed1444 RPM
Intermittent Power Consumption83 HP61.9 HP
Max Temperature140 °F60 °C
Inlet Port Size(3) 1-1/2" NPT
Discharge Port Size(2) 1" NPT
Plunger Diameter1.26 in.32 mm
Stroke1.26 in.46 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter35 mm
Crankshaft RotationTop of Pulley Towards Manifold
Crankshaft MountingEither Side
Crankcase Oil Capacity1.21 gal 4.6 L
Weight179 lbs.81 kg

Horsepower Specifications

RPM GPM 1000 PSI 1500 PSI 2000 PSI 2500 PSI 2900 PSI 3000 PSI*
600 16.6 11.5 17.1 22.9 28.6 33.2 34.3
700 19.4 13.4 20.1 26.8 33.5 38.8 40.1
900 24.9 17.2 25.8 34.3 42.9 49.8 51.5
1000 27.7 19.1 28.7 38.2 47.8 55.4 57.3
1444 40* 27.6 41.4 55.2 69.0 80.0 82.8

*Intermittent duty only

Specification Images

Additional Drawings

  • GP5132 Exploded View
  • GP5132 Parts List
  • GP5132 Torque Specifications


  • Giant Industries Limited Warranty
  • GP5132 Installation Instructions
  • GP5132 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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