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 6320-00-450-7014
NSN 6650-00-597-7313
NSN 7035-01-307-5366
NSN 6320-00-149-7570
NSN 6150-01-487-5162
NSN 5855-00-631-4565
NSN 5910-00-133-2952
NSN 5990-01-365-6016
NSN 5835-01-575-5053
NSN 5915-01-476-7124
NSN 5996-01-577-3838
NSN 5930-01-566-3237