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 5910-00-438-6442
NSN 6620-00-900-3986
NSN 6650-01-324-6458
NSN 5950-01-006-2648
NSN 5998-01-648-1953
NSN 5985-01-618-2888
NSN 6685-00-113-8949
NSN 5960-01-512-0233
NSN 5895-00-617-1823
NSN 6130-01-166-2308
NSN 6110-01-279-4092
NSN 5985-00-883-1163