Pressure Seal Check Valve 10in by Crane NuclearPressure Seal Check Valve 10in by Crane Nuclear

Check Valves

Pressure Seal Lift Check Valve



Pressure Seal Lift Valves designed for high-pressure applications and easy maintenance in the field; intended for horizontal pipe runs.

Pressure Seal Swing Check Valves designed for fast check valve action with maximum service life in the compact pressure seal configuration.

  • Uncomplicated design has segment retaining ring and mild steel silver plated (or graphite) gasket to aid disassembly and provide maximum bonnet seal
  • Rugged simple design
  • Simple design suitable for high pressure service
  • Easily maintained in the field
  • Direct access to the seat through the bonnet opening
  • Easily replaceable disc
  • Y-Pattern also available


  • Full range of body/bonnet materials
  • Full range of trim materials

Size Range

  • 2 ½ thru 12

Pressure Rating

  • Class 900 thru Class 2500

Temp Range

  • Up to 1000 °F (Carbon steel valves)
  • Up to 1500 °F (Stainless steel valves)




  • 7140
  • 7150

Pacific Valves

  • 58609
  • 58615
  • 58625

Walworth Equivalent

  • 5530PS
  • 5532PS
  • 5534PS

Emergency Valve Parts & Machining: 800-272-6315