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 5905-01-101-7225
NSN 5910-00-055-8527
NSN 6620-00-905-6590
NSN 6650-01-531-1196
NSN 5905-01-503-9608
NSN 5905-00-994-4880
NSN 5895-01-254-3893
NSN 6130-01-286-9275
NSN 6610-00-280-2982
NSN 6130-01-422-1638
NSN 6610-01-301-3513
NSN 6610-01-548-7604