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 5895-01-584-3232
NSN 5960-01-502-3268
NSN 5835-00-540-9669
NSN 6320-01-445-5893
NSN 6685-01-540-0484
NSN 6110-00-061-9239
NSN 6610-01-652-9477
NSN 5910-01-495-0271
NSN 6240-01-340-7591
NSN 5920-01-567-4680
NSN 7035-00-063-5245
NSN 6130-01-116-3402