CAT Pumps 66DX40G1I with direct drive plunger pump

CAT Pumps 66DX40G1I Pump
BrandCAT Pumps
Model Code 66DX40G1I
Model Info


  • Triplex plunger design
  • Special concentric, high-density, polished, solid ceramic plungers
  • Compact flange mount
  • Modular Regulating Unloader
  • Fixed Chemical Injector


  • Flow: 4.0 GPM
  • Pressure range: 100 to 4000 PSI
  • Stroke: 0.449"
  • Max. RPM: 3400 RPM
  • Engine mounting face: 6.5"
  • Inlet pressure range: Flooded to 75 PSI
  • Bore: 0.551"
  • Shaft diameter (hollow): 1"
  • Max. liquid temperature: 140°F
  • Crankcase capacity: 18 oz.
  • Inlet ports (2): 1/2" NPTF
  • Discharge ports (2): 3/8" NPTF
  • Weight: 26.15 lbs.
  • Dimensions (pump only): 10.0 x 9.96 x 6.38"
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