5603-450 Henry Relief Valve, Cast Iron Angle Type 1 FPT x 1-1/4 FPT 450 psi

Relief Valves in the types and sizes shown are constructed inaccordance with the requirements of the ASME. These valves arealso approved by many local refrigeration and air conditioningcodes in the USA and Canada for relief of excess pressure. Inaddition, these valves are stamped with ASME- UV symbol andNB to indicate National Board certification of capacities between150 P.S.I. and 450 P.S.I.

Features:

• Bodies: 5600 Series, Ductile Iron; 5300 Series, Stainless Steel; 5200 Series, Brass
• Seat inserts, seat discs and main guides, piston stainless steel on 5600 series
• Seat material: Teflon® or Neoprene
• Connections: (NPTF) pipe threaded
• Other component metal parts are steel
• Set and sealed at the factory and furnished with nameplates stamped with catalog no., size, pressure setting, capacity and ASMEUV National Board symbol
• Temperature rating: -20°F (-28°C) to +160°F (+71°C)
• Protective lacquer finish on 5600 series
• *Suitable for ammonia, HFC’s and CFC’s, refrigerants and other industrial fluids non-corrosive to steel and Teflon as indicated
• Each valve has unique serialization for tagging requirements