CAT Pumps Gearbox 58G118 with 7 frame plunger pump

CAT Pumps Gearbox 58G118 Pump
BrandCAT Pumps
Model Code Gearbox 58G118
Model Info


  • Triplex plunger design
  • Lubricated low-pressure and hi-pressure seals or v-packings
  • Oil bath crankcase
  • Close tolerance concentricity of the ceramic plunger
  • Precision design 304 stainless steel valves and seats
  • Forged brass manifold
  • Die cast aluminum crankcase
  • Chrome-moly crankshaft
  • Oversized crankshaft bearings


  • Flow: 5.0 GPM
  • Pressure range: 100 to 2500 PSI
  • Inlet Pressure range: Flooded to 60 PSI
  • RPM: 1570 RPM
  • Bore: 0.708"
  • Stroke: 0.669"
  • Crankcase capacity: 25 oz.
  • Maximum liquid temperature: 160°F
  • Inlet ports (2): 1/2" NPTF
  • Discharge ports (2): 3/8" NPTF
  • Shaft diameter: 0.945"
  • Weight: 26.5 lbs.
  • Dimensions (pump only): 13.6 x 8.20 x 5.90"
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