Universal High Pressure Series (U1)

  • One-piece check valve made from bar stock with Female NPT on each end.  For use in higher pressure applications with a pressure rating of 10,000 PSI at 100 degrees F. For pressures less than 3000 PSI see our U3 Series
  • Product details (New window will open).
  • .125 PSI springs are not recommended for installations with flow vertical down.
  • “Metal-to-Metal” seats are not resilient.  See allowable leakage (New window will open).
  • Listed below are the most common selections. For size smaller than 1/2″ See our Mini check valves.
  • Please contact the factory for additional options.
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