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 6240-01-092-3509
NSN 5990-01-083-9013
NSN 6135-01-531-1413
NSN 6130-01-205-8119
NSN 6620-00-407-0102
NSN 6320-01-039-5891
NSN 5985-00-883-3308
NSN 6105-01-054-1397
NSN 5895-01-437-6740
NSN 5910-01-260-8517
NSN 5985-01-588-7181
NSN 5855-00-908-9314