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 5990-00-155-2306
NSN 5985-01-491-5854
NSN 5999-00-721-4116
NSN 6105-00-268-2878
NSN 5930-01-112-0157
NSN 5905-01-571-5135
NSN 6240-00-912-5186
NSN 5895-00-566-7529
NSN 5998-00-279-1547
NSN 6240-01-633-9357
NSN 6150-01-097-4990
NSN 6150-00-173-3964