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 5990-01-390-2177
NSN 4140-01-065-6000
NSN 5915-01-025-1341
NSN 4140-00-269-5795
NSN 5945-00-433-0294
NSN 5960-00-948-6012
NSN 4140-00-116-1022
NSN 6240-00-958-9831
NSN 6685-01-112-9900
NSN 7035-00-064-7008
NSN 5905-01-529-6604
NSN 5910-01-549-4402