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Series OPC One-Piece Check Valve
Brand: Generant IncCompact one piece body, fully retained O-ring seal, poppet type check valve.
Available in 1/4" and 1/2" NPT in brass or 316 stainless steel. Suitable for working pressures to psig: 3,000 (kPa: 20,684, bar: 206.8).
A wide selection of seal materials and crack pressures make the Series OPC a quality and cost effective solution. All valves are 100% factory tested and available cleaned and packaged for oxygen service.
Features- Compact one piece body construction
- Working pressures to psig: 3,000 (kPa: 20,600, bar: 206)
- Full back pressure rating
- Fully retained O-ring seal
- Cracking pressures from psig: 0.3 to 25 (kPa: 2 to 170, bar: 0.02 to 1.7)
Specifications
Brand
Cracking Pressure
- Nominal - psig: 0.3 to 25 (kPa: 2 to 170, bar: 0.02 to 1.7)
Enclosure, Body Material
- 316 Stainless Steel
- Brass
Flow Rate
- 0.35 Cv - Model OPC-4P, OPC-4MF, OPC-4FF
- 1.20 Cv - Model OPC-8P, OPC-8MF
Materials of Construction
- Poppet, Seat Insert: 316 Stainless Steel - ASTM A479
- Poppet, Seat Insert: Brass, ASTM B16
NPT Connection
- 1/2” NPT Female
- 1/2” NPT Male
- 1/4” NPT Female
- 1/4” NPT Male
Operating Pressure
- psig: 3,000 (kPa: 20,600, bar: 206) at 21° C (70° F) - Max.
Screw Material
- Locking Screw: 316 Stainless Steel - ASTM A479
- Locking Screw: Brass, ASTM B16
Seat / Seal Material
- O-Ring Seal: Buna-N for Brass Valve Body Material
- O-Ring Seal: Viton for Stainless Steel Valve Body Material
- Seal: Ethylene Propylene
- Seal: Fluorosilicone
- Seal: Neoprene
- Seal: PTFE
- Seal: Silicone
Spring Material
- 302 Stainless Steel - ASTM A313
Temperature Range
- -62° to 232° C (-80° to 450° F)