CAT Pumps 5CP6221 with 5CP stainless steel plunger pump

CAT Pumps 5CP6221 Pump
BrandCAT Pumps
Model Code 5CP6221
Model Info


  • Triplex plunger design
  • Lubricated low-pressure and hi-pressure seals
  • Inlet and discharge valve assemblies
  • Oil bath crankcase
  • Close tolerance concentricity of the ceramic plunger
  • Precision design 316 stainless steel valves and seats
  • 316 stainless steel manifold
  • Die cast aluminum crankcase
  • Chrome-moly crankshaft
  • Oversized crankshaft bearings


  • Flow: 6.0 GPM
  • Pressure range: 100 to 2000 PSI
  • Inlet pressure range: – 5 to 60 PSI
  • RPM: 1400 RPM
  • Stroke: 0.709"
  • Bore: 0.787"
  • Crankcase capacity: 17 oz.
  • Maximum liquid temperature: 160°F
  • Inlet ports (2): 1/2" NPTF
  • Discharge ports (2): 3/8" NPTF
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