257 Series | Hydraulic Pumps & Motors For Mobile & Industrial Applications > Permco

257 Series

Gearmedium

Medium displacement sleeve bushing pumps and motors

Specifications

  • Displacement
  • Gear Widths
  • Max PSI
  • Max RPM
  • GPM
  • 1.29 - 6.43
  • 1.00" - 2.50"
  • 4500
  • 2400
  • 5.5 - 28

Gear:

  • Displacement is in cubic inches
  • Measurements are taken at 1000 RPM

Feature & Benefits

  • High pressure bushing design
  • Fits a wide range of applications
  • Pressure loaded wear plates

Common Applications

  • Large winch motors
  • Cranes
  • Mobile crushers and screens

Add-ons

  • Box program for motor and pump
  • Outboard bearing option
  • Porting,