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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; rope 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
Flow42.3 GPM160 L/min
Maximum Discharge Pressure1500 PSI100 bar
Crankshaft Speed600 RPM
Power43.8 HP32.7 KW
Max Temperature104 °F40 °C
Inlet Port Size(2) 2" BSP
Discharge Port Size(2) 1-1/4" BSP
Plunger Diameter1.97 in.50 mm
Stroke1.89 in.48 mm
Maximum Inlet Pressure145 PSI10 bar
Crankshaft Diameter45 mm
Crankshaft RotationTop of Pulley Towards Manifold
Key Width12 mm
Crankshaft MountingEither Side
Crankcase Oil Capacity US1.1 gal 4.2 L
Weight260 lbs.118 kg
Manifold Material Spheroidal Cast Iron
Crankcase Material Spheroidal Cast Iron
Plunger Material Solid Ceramic Oxide
Valve Material Stainless Steel
Seal Material Rope 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 #09773
41A 07721 O-Ring 6
43 04373 Guide Ring 3
44 06828 Support Ring 6
44A 06826 Spiral Ring 6
Valve Assembly Kit – Part #09562
51A 06832 Inlet Valve Seat 3
51B/52B 06831 Valve Plate 6
51C/52C 07732-0100 Valve Spring 6
51D/52D 06830 Spring Tension Cap 6
51E/52E 06829 Gasket for Valve 6
51F/52F 12055 O-Ring 6
52A 06833 Discharge Valve Seat 3
57 07740 O-Ring 3
Oil Seal Kit – Part #09560
32 06117 Radial Shaft Seal 6
33A 07721 O-Ring 3

Horsepower Specifications

RPM GPM 250 PSI 500 PSI 750 PSI 1450 PSI
100 7.1 1.2 2.5 3.7 7.1
200 14.1 2.4 4.9 7.3 14.1
300 21.2 3.7 7.3 11.0 21.2
450 31.7 5.5 10.9 16.4 31.7
600 42.3 7.3 14.6 21.9 42.3

Images Open in new Window/Tab

  • Dimensional Drawing (Side) Open
  • Dimensional Drawing (Front) Open
  • BP6150 Exploded View
  • BP6150 Parts List
  • BP6150 Torque Specifications


Documents open in new window/tab.

  • Giant Industries Limited Warranty
  • BP6150 Installation Instructions
  • BP6150 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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