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 5905-01-394-3728
NSN 5975-00-204-9190
NSN 5960-01-360-4107
NSN 5925-01-444-8043
NSN 6130-01-241-3754
NSN 6620-01-242-4962
NSN 5855-01-068-3683
NSN 5935-01-098-6435
NSN 6650-01-449-1413
NSN 5930-01-023-8931
NSN 5965-01-657-3412
NSN 7035-01-209-3929