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 6150-00-162-5503
NSN 6105-00-199-8808
NSN 6105-00-547-3885
NSN 6130-01-526-7838
NSN 5996-01-023-7896
NSN 6650-01-592-7778
NSN 6320-01-462-2295
NSN 5999-00-019-0139
NSN 5905-01-231-2285
NSN 6610-01-044-1860
NSN 6130-00-880-3980
NSN 6620-01-050-2866