HIGH PRESSURE CHECK VALVE 1/4" and 1/2" NPT 10,000 Psig (690 Bar) Description Series HPCV is a High Pressure, One-Piece Body, Zero Leak, Check Valve for High Pressure and Severe Service applications. The unique design features a fully retained encapsulated O-ring seal with metal to metal backup for long service life. Available in Brass, 316 and 17-4 PH Stainless Steel to 10,000 psig. One-Piece Body Design Encapsulated Seal with Metal Backup Self Purging Design prevents leakage Increasing Pressure Increases Sealing Efficiency Technical Data Maximum Operating Pressure @ 100º F Body Material Operating Pressure Psig (Bar) Proof Pressure Psig (Bar) Minimum Burst Pressure: Greater than 3 times Operating Pressure Leakage: Elastomeric Seals: Zero @ 1.0 Psig (0.07 Bar) to Proof Teflon Seals: Zero @ 75 Psig (5.2 Bar) to Proof Nominal Crack Pressure: 2 - 5 Psig (0.14 - 0.34 Bar) Temperature Range: Seal Dependent (see How to Order) Valve Body Stem Spring Retainer Valve Body Materials 316 17-4 PH Stainless Stainless Brass Steel Steel 17-4 PH SS, ASTM A564, Heat Treated 316SS, to H1150D Brass, ASTM ASTM B16 17-4 PH SS, A479 ASTM A564 303 SS, ASTM A582 O-Ring Shroud Corrosion Resistant Austenitic Steel (CRES) Buna-N, Teflon or Viton O-rings are lubricated with Krytox

HIGH PRESSURE CHECK VALVE Dimensional Data Port Configuration Model Code Inlet Note: Dimensions are in inches (millimeters), for reference only and subject to change. Flow Coefficient stated with Nitrogen and 2 - 5 Psig Nominal Spring. 1 Female x Female Configuration made from Round Stock with Wrench Flats. NPT Threads per ASME B1.20.1 For additional configurations consult factory. Krytox®, Teflon®and Viton® are registered trade marks of DuPont. PROPER COMPONENT SELECTION – When specifying a component, the total system design must be considered to ensure safe and trouble-free performance. Intended...