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A German-made reciprocating triplex plunger pump for bentonite applications.

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; Aramid packing; stainless steel valves and 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
Flow18.5 GPM70 L/min
Maximum Discharge Pressure1500 PSI100 bar
Crankshaft Speed570 RPM
Power19.8 HP14.8 KW
Max Temperature104 °F40 °C
Inlet Port Size(2) 1-1/4" BSP
Discharge Port Size(2) 1" BSP
Plunger Diameter1.42 in.36 mm
Stroke1.42 in.42 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter35 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width0.32 in.8 mm mm
Crankshaft MountingEither Side
Crankcase Oil Capacity101 fl. oz. 3.0 L
Weight110 lbs.50 kg

Horsepower Specifications

RPM GPM 250 PSI 500 PSI 750 PSI 1000 PSI 1500 PSI
100 3.2 0.6 1.1 1.7 2.3 3.4
200 6.4 1.1 2.3 3.4 4.6 6.9
300 10.0 1.8 3.6 5.4 7.1 10.7
400 13.0 2.3 4.6 7.0 9.3 13.9
570 18.5 3.3 6.6 9.9 13.2 19.8

Specification Images

Additional Drawings

  • BP5236 Exploded View
  • BP5236 Parts List
  • BP5236 Torque Specifications


  • Giant Industries Limited Warranty
  • BP5236 Installation 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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