February 2026 CryoNews-9 RATERMANN Cryogenics [email protected] \ 1-844-341-3433 website: CRYOORDER.COM Cryogenic Generant Reliefs – Series HPRV – High Pressure Relief Valve 1/8”-3/4” NPT | 10-2400 Psig DuPont™ Krytox™, and Vydax® are registered trademarks or trademarks of E.I. duPont de Nemours and Company C IJ 16 C IJ 12 C IJ 10 C IJ 8 C IJ 6 E SA 16 E SA 12 E SA 10 E SA 8 E SA 6 PT N ” 4 / 3 – 0 5 PT N ” 2 / 1 – 0 0 PT N ” 8 / 3 – 5 7 PT N ” 4 / 1 – 0 5 PT N ” 8 / 1 – 5 2 Othe tampe , PT - T Sil - S Ethylene Prop – EP Neo - N Bu – B V – V – – SERIES HPRV – Male x Female, Inline HPRVA – Male Inlet, Discharge to Atmosphere HPRVM – Male Inlet, Vent to Atmosphere with Manual Override STANDARD PORTING CONNECTION – Oxygen cleaning OPTIONAL PORTING CONNECTION Consult factory 1 ANSI/ASME B1.20.1 (Inlet & Outlet) 2 3 5 7 - Inlet - MS33656 with Cone Point Removed (adapts to SAE J1926) Outlet - SAE J1926 - - - - - Inlet - SAE J514, 37 Degree Flare Outlet - Corresponding SAE J1926 Size Female - - - - . are trademarks of DuPont Krytox and Viton consult factory , er thread configurations alternative seals and , er proof lock wire Stainless Steel 316 – SS Stainless Steel 303 – S Brass – B MATERIAL CODE ) °C 204 °C to 220 -( °F 400 °F to 320 - , TFE ) °C 232 °C to 56 -( °F 450 to °F 70 - , licone ) °C 148 °C to 54 -( °F 300 °F to 65 - , pylene ) °C 148 °C to 40 -( °F 300 °F to 40 - , prene ) °C 121 °C to 40 -( °F 250 °F to 40 - , N - una ) °C 204 °C to 29 -( °F 400 °F to 20 - , TM iton NOMINAL SET PRESSURE Specify 10 – 2400 Psig SEAL MATERIAL – OPTIONS HPRV – 250 SS – V - 450 HPRV Inline HPRVA Vent to Atmosphere HPRVM Vent to Atmosphere (Manual Override) Designed For: Precise, tamper-proof overpressure protection in liquid or gas systems—delivering accurate crack pressure with near-zero leakage to maintain tight, reliable sealing as demand increases. High Flow and Higher Pressure relief valves for industrial gas and cryogenic applications. PROPER COMPONENT SELECTION – When specifying a component, the total system design must be considered to ensure safe and trouble-free performance. Intended component function, materials compatibility, pressure ratings, installation, environment and maintenance are the responsibility of the system designer. WARNING: Products in this catalog can expose you to chemicals including lead which is known to the State of California to cause cancer, birth defects or reproductive harm. For more information, go to https://www.p65warnings.ca.gov How To Order Series HPRV Non-Sparking Wrench, Adjustable End s max l Wt. s max l Part # Inch Inch lbs. mm mm kg NST-WRAE-06 3/4 6 0.29 19 150 0.13 NST-WRAE-08 15/16 8 0.62 24 200 0.28 NST-WRAE-10 1 1/8 10 1.06 28 250 0.48 NST-WRAE-12 1 3/8 12 1.68 34 300 0.76 NST-WRAE-15 1 3/4 15 3.13 45 375 1.42 NST-WRAE-18 2 3/16 18 6.19 55 450 2.81 NST-WRAE-24 2 3/8 24 10.87 60 600 4.93 • Non-Sparking tools are made of aluminum bronze alloy
