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 6240-00-170-5302
NSN 6650-01-373-4159
NSN 6620-01-319-5573
NSN 6610-01-649-5326
NSN 5935-00-307-0989
NSN 6135-01-547-3983
NSN 5975-00-891-9738
NSN 5950-00-637-6131
NSN 6685-00-658-7295
NSN 5965-01-184-2477
NSN 6150-01-332-6832
NSN 5990-01-173-7238