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 5950-01-094-2948
NSN 7035-01-287-9817
NSN 5975-01-317-6841
NSN 6110-01-532-9759
NSN 5965-01-644-6633
NSN 6650-01-360-1882
NSN 5999-00-100-4308
NSN 5950-01-191-7382
NSN 2925-00-338-4667
NSN 6685-00-879-1796
NSN 5910-01-423-8459
NSN 5975-00-455-2431