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 6620-00-470-3219
NSN 5945-01-067-7955
NSN 6220-00-922-3714
NSN 5999-01-089-2052
NSN 6650-01-449-1413
NSN 6105-01-004-0456
NSN 5945-00-165-0911
NSN 5925-01-113-8272
NSN 5925-00-829-0197
NSN 2925-01-422-1542
NSN 5985-01-037-0923
NSN 5999-01-062-2109