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 6620-01-476-4567
NSN 7035-01-593-5694
NSN 5996-01-461-3464
NSN 5905-01-462-9119
NSN 6110-01-576-9415
NSN 5855-01-423-1768
NSN 5998-01-064-6718
NSN 5945-01-350-3649
NSN 5910-01-163-0595
NSN 6650-01-158-6888
NSN 6110-01-113-7642
NSN 6135-00-299-6918