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 5935-00-978-9428
NSN 6650-01-115-7981
NSN 6105-00-332-9087
NSN 6135-00-488-4478
NSN 6105-01-241-5778
NSN 6650-01-382-8569
NSN 6105-00-156-6460
NSN 5855-01-365-4287
NSN 5935-01-531-9452
NSN 6135-00-985-7846
NSN 5935-01-441-9434
NSN 6220-01-182-6982