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 5895-01-372-4536
NSN 5895-01-044-6369
NSN 5920-01-095-4519
NSN 5960-01-123-3313
NSN 5855-01-388-2424
NSN 5930-00-126-5868
NSN 6130-01-486-1877
NSN 6145-00-786-7980
NSN 5835-00-583-1316
NSN 5835-00-794-7500
NSN 6105-01-453-2460
NSN 6145-01-257-2332