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 5835-01-612-4753
NSN 5945-01-068-4471
NSN 6150-01-211-7032
NSN 6105-00-723-7343
NSN 6130-01-595-5696
NSN 5910-00-295-3776
NSN 6135-00-871-3646
NSN 5855-00-058-1293
NSN 6620-00-932-4306
NSN 5895-01-122-3454
NSN 5895-00-234-6319
NSN 5920-00-795-6665