Parker Hydraulic Group
Standard Build Mobile Cylinder Series

WMD Series, 2500 PSI

WHD Series, 3000 PSI

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WMD/WHD Standard Seals:

  • Rod Seal: Polyurethane for long seal life.
  • Rod Wiper: Polyurethane with double lip design to help in sealing and providing excellent exclusion protection.
  • Piston Seal: Buna-N energized bronze filled Teflon slide ring.
  • Bearings: Wear band bearings provide side load protection. Internally lubricated, heat stabilized, glass filled nylon.
  • O-Rings: Buna-N
  • Back Up Ring: Nitrile
  • Optional Seals for Special Fluids and Abnormal Temperatures: Contact Factory for High Temperature
  • (Fluorocarbon), Low Temperature (Special Nitrile), Water, Water-Glycol and Phospahate Ester (E.P.R.) Seals.
WHD Standard Seals:

  • Rod Buffer (std): Premier Grade Urethane, Buffer seal acts as the primary seal to limit pressure at the Rod Seal.