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 5855-01-448-0695
NSN 6130-00-355-7991
NSN 6135-00-175-7132
NSN 6130-01-640-6898
NSN 6685-01-264-8769
NSN 5895-01-490-3852
NSN 5935-01-167-8161
NSN 6620-01-147-0441
NSN 5990-01-113-7238
NSN 5945-01-514-1719
NSN 7035-01-016-4587
NSN 5965-01-288-4736