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 5905-01-617-4549
NSN 6320-00-139-1090
NSN 5910-01-514-7309
NSN 5925-01-174-1562
NSN 6110-01-139-6730
NSN 6135-01-558-7257
NSN 4140-01-191-1247
NSN 4140-00-061-8702
NSN 6105-01-607-4306
NSN 6610-01-617-6495
NSN 6105-01-355-1262
NSN 5910-01-285-0390