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 6620-01-500-3660
NSN 5910-00-212-5969
NSN 6220-01-019-2947
NSN 5935-01-110-3077
NSN 5990-01-652-7373
NSN 5855-01-385-8846
NSN 5999-00-294-9241
NSN 6105-01-613-0628
NSN 6620-01-299-8949
NSN 5999-00-983-5461
NSN 5910-01-025-6738
NSN 7035-01-222-1484