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CAT Pumps 5CP3150CSSG1 Direct Drive Gas Powered Industrial Triplex Plunger Pump - 5.0 GPM, 3000 PSI, 3450 RPM

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30.00 lbs
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A triplex plunger pump for direct mounting to gas engines. Manifold is made with brass. Handles flow rates of 5.0 GPM and pressures up to 3000 PSI.

Technical Specifications

Max PSI: 3000
RPM: 3450
Inlet Port: 1/2 inch
Outlet Port: 3/8 inch
Shaft Diameter: 0.78 inch
Max Temperature: 160 degrees F
Crankcase Capacity: 17 ounce
Bore: 16 mm
Stroke: 19.8 mm
Max GPM: 5

Product Description

Gas Powered Pump

The CAT Pumps 5CP3150CSSG1 is a reciprocating triplex plunger pump that includes a gearbox used for direct mounting to standard 1" shaft gas engines. Manifold is constructed using forged brass and the valve assemblies are manufactured with 304 Stainless Steel. Plungers are created using solid ceramic with seals and O-rings made of NBR (Buna-N). Seal cases feature a press-in design making servicing easy.


  • Maximum Flow: 5.0 GPM
  • Maximum Pressure: 3000 PSI
  • RPM: 3450
  • Drive Type(s): Direct, Gearbox
  • Material: Brass 
  • Stroke: 0.787"
  • Weight: 26.5 lbs.
  • Inlet Pressure Range: -2.5 to 60 PSI
  • Max. Liquid Temp. (NBR): 160° F
  • Bore: 0.630"
  • Crankcase Capacity: 17 oz.
  • Inlet Ports (2): 1/2" NPT(F)
  • Discharge Ports (2): 3/8" NPT (F)
  • Shaft Diameter: 0.787"


  • 11.0 x 12.7 x 6.4"


  • Industrial triplex design offers reliability and versatility
  • Compact direct-drive mount to motor usingbell housing and flexible coupling (NEMA or IEC available)
  • Gearbox model available with 1" and 1-1/8" hollowshaft to fit a wide variety of engines
  • Optional belt-drive for precision flow setting
  • Press-in seal cases and interchangeable valve assemblies for easy servicing
  • Standard NBR seals with alternative options for temperature and chemical compatibility 

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