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QP Hydraulics’ innovative line of low-mass check valves provides OEMs with low-shock solutions for a variety of system instability challenges.  The direct-acting, hollow, parabolic poppet, with options for orificed back-flow, eliminates harmful pressure spikes while solving problems such as cylinder voiding, system chatter and boom shutter.  Applications include:

  • Tier 4 requirements
  • Anti-cavitation valve
  • Back-pressure valve
  • Anti-chatter valve
  • Filter / Cooler bypass
  • Low-pressure logic circuits

Our engineers can quickly customize a solution for your OEM hydraulic system.

Check-Valve Features

Sizes:   -08 thru -20 standard

Port options: SAE; ORFS; flange

Max. P:  50 bar (725 PSI)

Cracking P:  25, 50, 65 PSI

Other porting, cracking pressure and orifice options are available.  Consult factory for a custom solution for your OEM application.    

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