CAT Pumps 281 with 3 frame piston pump

Technical Specification

Features:
  • Make: CAT Pumps
  • Model code: 281
  • Max. Operating Pressure (psi): > 400
Additional info:

Features: Triplex UNIFLOW design Hard chrome-plated 304S cylinders and sleeves Optional 316 stainless steel manifolds Optional FPM and PTFE elastomers Specifications: Flow: 3.0 gpm Pressure range: 100 to 1000 psi RPM: 1330 rpm Stroke: 0.394” Weight: 11.7 lbs Inlet pressure range: –8.5 to 40 psi Bore: 0.787” Crankcase capacity: 10 oz Maximum liquid temperature: 160°F Inlet port (1): 1/2” NPTF Chemical injection port (1): 1/4” NPTF Discharge ports (2): 3/8” NPTF Discharge port (1): 1/2” NPTF Pulley mounting: Either side Shaft diameters: 0.650”

Make CAT Pumps
Manufacturer CAT Pumps
Model code 281
Max. Operating Pressure (psi) > 400
Additional info

Features:

  • Triplex UNIFLOW design
  • Hard chrome-plated 304S cylinders and sleeves
  • Optional 316 stainless steel manifolds
  • Optional FPM and PTFE elastomers

Specifications:

  • Flow: 3.0 gpm
  • Pressure range: 100 to 1000 psi
  • RPM: 1330 rpm
  • Stroke: 0.394”
  • Weight: 11.7 lbs
  • Inlet pressure range: –8.5 to 40 psi
  • Bore: 0.787”
  • Crankcase capacity: 10 oz
  • Maximum liquid temperature: 160°F
  • Inlet port (1): 1/2” NPTF
  • Chemical injection port (1): 1/4” NPTF
  • Discharge ports (2): 3/8” NPTF
  • Discharge port (1): 1/2” NPTF
  • Pulley mounting: Either side
  • Shaft diameters: 0.650”