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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
Power19.3 HP14.4 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
Stroke1.65 in.42 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter35 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width8 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity US101 fl. oz. 3.0 L
Weight110 lbs.50 kg
Manifold Material Cast Iron
Crankcase Material Spheroidal Cast Iron
Plunger Material Solid Ceramic Oxide
Valve Material Stainless Steel
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.
Plunger Packing Kit – Part #09569
36 06915 Guide Ring 3
38 07140-0001 O-Ring 6
39 06916 Support Ring 6
40 06917 Spiral Ring 6
Valve Assembly Kit – Part #09570
44A 07150-0001 O-Ring 9
44B 06266 Support Ring 3
46A 06920 Valve Seat 6
46B 06921 Valve Plate 6
46C 07062-0100 Valve Spring 6
46D 06922 Spacer Pipe 6
46E 06923 Gasket for Valve 6
Oil Seal Kit – Part #09571
31A 06118 Radial Shaft Seal 3
32A 06119 O-Ring 3
33 06117 Compact Ring 3

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

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • BP5236 Exploded View
  • BP5236 Parts List
  • BP5236 Torque Specifications


Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • BP5236 Installation Instructions
  • BP5236 Repair Instructions
  • Troubleshooting Guide

Sample Pump

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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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