CAT Pumps 661C ALT with 15 frame plunger pump

CAT Pumps 661C ALT Pump
BrandCAT Pumps
Model Code 661C ALT
Model Info


  • Triplex plunger design
  • Lubricated v-packings
  • Special ported manifold
  • Lubricated low-pressure seals
  • Oil bath crankcase
  • Close tolerance concentricity of the ceramic plunger
  • Precision design 304 and 316 Stainless steel valves and seats
  • Bronze or duplex Stainless Steel manifolds
  • Die cast aluminum crankcase
  • Chrome-moly crankshaft
  • Oversized crankshaft bearings


  • Flow: 7 GPM
  • Pressure range: 100 to 3000 PSI
  • Inlet pressure range: -5 to +60 PSI
  • RPM: 1000 RPM
  • Bore: 0.787"
  • Stroke: 1.181"
  • Crankcase capacity: 42 oz.
  • Maximum liquid temperature: 160°F
  • Inlet ports (2): 3/4" NPTF
  • Flushing Ports (2): 1/8" NPTF
  • Discharge ports (2): 1/2" NPTF
  • Pulley mounting: Either side
  • Shaft diameter: 1.181"
  • Weight: 44 lbs
  • Dimensions: 16.28x12.99x6.44"
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