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 6145-00-188-3657
NSN 5895-00-955-5569
NSN 5998-00-935-2417
NSN 5985-01-346-0698
NSN 6150-01-623-1090
NSN 5975-01-632-2153
NSN 6685-00-663-9000
NSN 6320-01-392-6922
NSN 6320-01-067-0474
NSN 7035-01-604-9807
NSN 6130-01-442-3185
NSN 5975-00-980-1123