CAT Pumps 550 with 7 frame plunger pump

CAT Pumps 550 Pump
BrandCAT Pumps
Model Code 550
Model Info


  • Triplex plunger design
  • Lubricated low-pressure and hi-pressure seals or v-packings
  • Inlet and discharge valve
  • 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 3000 PSI
  • RPM: 1415 RPM
  • Bore: 0.630"
  • Stroke: 0.945"
  • Inlet pressure range: Flooded to 60 PSI
  • Crankcase capacity: 25 oz.
  • Maximum liquid temperature: 160°F
  • Inlet ports (2): 1/2" NPTF
  • Discharge ports (2): 3/8" NPTF
Download Tech Spec

See more CAT Pumps products

Pumps News

CAT Pumps Recently Updated Products

Special Feature


The CAT Pumps 550 Pump name is one of 194 Pumps from CAT Pumps featured on View technical specifications, download datasheets and compare the 550 with other Pumps., Copyright © Notting Hill Media Limited 2000 - 2016, all rights reserved.
Use of this Website is subject to the Terms and Conditions and the Privacy and Cookie Policy.
Our Other Site:, guide to surveillance systems including security cameras, security video recorders and CCTV software. US Edition
SourceEN54.EU, guide to voice alarm, public address & fire detection systems.