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 5910-01-474-2376
NSN 5915-01-614-7157
NSN 6685-01-537-0829
NSN 5990-00-003-4464
NSN 5965-01-160-1017
NSN 5915-00-244-9805
NSN 5910-00-550-1918
NSN 6130-01-466-2447
NSN 6620-01-559-9116
NSN 5930-01-502-4545
NSN 5920-00-757-1900
NSN 5985-00-311-8026