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CAT Pumps 5CP5140 Plunger Pump - 5.5GPM, 3500PSI, 1500RPM

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19.90 lbs
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High-performance industrial triplex reliability and versatility. Compact, direct-drive mount to motor for great integration. Brackets not included!

Technical Specifications

Max GPM: 5.5
Min PSI: 100
Max PSI: 3500
Max Temperature: 160 degrees F
RPM: 1500
Bore: 18 millimeter
Stroke: 20 millimeter
Shaft Diameter: 20 millimeter
Inlet Port: 1/2 inch
Outlet Port: 3/8 inch

Product Description

3500 PSI CAT Plunger Pump  

This plunger pump is constructed and designed as a triplex with positive displacement, reciprocating, plunger pump constructed of a forged brass manifold. It is made out of solid ceramic plungers with standard NBR (Buna-N) seals and o-rings. 

Dimensions: 10.89 X 10.0 X 5.78"


  • Industrial triplex design offers reliability and versatility.
  • Optional single shaft with side gauge.
  • Ultra-compact direct-drive mount to motor using bell housing and flexible coupling or gas engine with gearbox.
  • Optional belt-drive for precision flow setting.
  • Optional EPDM and FPM elastomers for compatibility with many liquids.
  • Press-in seal cases and interchangeable valve assemblies for easy servicing.


  • Min Pressure: 100 PSI
  • Max Pressure: 3500 PSI
  • Max Flow: 5.5 GPM
  • RPM: 1500
  • Max Temperature: 160°F
  • Bore: 18 mm
  • Stroke: 20 mm
  • Shaft Diameter: 20 mm
  • Inlet Ports: (2) 1/2" NPT-F
  • Outlet Ports: (2) 3/8" NPT-F

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