OPC Check Valve
Brand: Generant IncThe Cylinder Check Valve is used on the gas use outlet of industrial cryogenic liquid cylinders to prevent back flow into the cylinder.
The optional “Tamper Evident Restraint” provides a visual indication if removal of the connection has been attempted. Available in CGA 540 and 580 configurations.
Features- Compact and rugged one piece body construction
- Optional “Tamper Evident Restraint” - lock wire and lockout tag
- Provides visual evidence of compliance
- High flow design exceeds maximum cylinder output
- Supplied cleaned and bagged for oxygen service
- GLT low temperature viton seal
Specifications
Brand
Cracking Pressure
- Nominal - psig: 1 (kPa: 7, bar: 0.07)
Enclosure, Body Material
- Brass
Flow Capacity
- Flow Coefficient: 0.65 Cv
Materials of Construction
- Seat Insert: Brass, ASTM B16
NPT Connection
- 1/2” NPT Male
- 3/8” NPT Male
Operating Pressure
- psig: 3,000 (kPa: 20,600, bar: 206) at 66° C (150° F) - Max.
Poppet Material
- Brass, ASTM B16
Proof Pressure
- psi: 5,000 (34,500, bar: 345)
Screw Material
- Seat Locking Screw: Brass, ASTM B16
Seat / Seal Material
- O-Ring Seal: GLT Viton
Spring Material
- Phospher Bronze