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

⚠ WARNING: This product can expose you to chemicals including nickel and nickel compounds, lead and lead compounds, which is known to the State of California to cause cancer and lead and lead compounds which is known to the State of California to cause birth defects or other reproductive harm.  For more information, go to www.P65Warnings.ca.gov.

Common Applications

  • Large winch motors
  • Cranes
  • Mobile crushers and screens

Add-ons

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