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 5905-01-256-4160
NSN 6645-01-326-7316
NSN 6110-00-791-3951
NSN 2925-01-385-6661
NSN 6320-00-682-3448
NSN 5930-01-020-0197
NSN 6220-01-141-6900
NSN 6620-00-905-6590
NSN 5905-00-389-6252
NSN 6130-00-878-6149
NSN 5925-01-024-9568
NSN 6145-01-654-0584