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 5930-00-136-1917
NSN 6620-01-477-3720
NSN 5990-00-600-6151
NSN 5835-01-442-6482
NSN 6110-01-103-6762
NSN 5950-01-430-2203
NSN 5950-01-117-5639
NSN 5855-00-688-9954
NSN 6110-01-281-7274
NSN 5855-00-256-5562
NSN 5930-01-445-7379
NSN 6620-01-363-8362