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 5925-00-395-3566
NSN 5996-00-392-7626
NSN 5935-00-864-5101
NSN 2925-01-629-9416
NSN 5935-01-290-5526
NSN 5855-01-130-1501
NSN 6240-01-241-5209
NSN 6645-00-634-9317
NSN 5960-01-391-3707
NSN 5910-01-068-3222
NSN 5855-01-611-2803
NSN 5925-01-462-5933