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 5950-01-290-2671
NSN 5835-00-351-9459
NSN 5895-00-189-7021
NSN 6130-01-281-7268
NSN 5835-01-416-6455
NSN 5965-00-624-4134
NSN 5985-00-481-9123
NSN 6110-00-629-0284
NSN 6645-01-314-9236
NSN 5930-00-159-7467
NSN 6105-01-486-5116
NSN 6135-00-603-4859