A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.
Classification: Safety or relief valves
NSN 5835-01-346-1386
NSN 5999-01-086-5913
NSN 6220-00-443-6522
NSN 5960-01-462-7704
NSN 6110-01-088-7198
NSN 5990-00-459-5752
NSN 5950-00-984-7867
NSN 6685-00-187-5890
NSN 5910-01-145-0419
NSN 5930-01-382-9405
NSN 5935-00-952-2584
NSN 6645-01-139-0156