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 6320-01-292-6635
NSN 5915-01-025-1362
NSN 5999-01-337-7047
NSN 5910-00-946-9136
NSN 5965-00-961-1627
NSN 5985-00-661-2263
NSN 2925-01-400-2286
NSN 5925-01-118-1203
NSN 5996-00-348-3844
NSN 5895-01-194-4456
NSN 5925-01-495-1862
NSN 5930-01-415-3111