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 5915-01-482-5502
NSN 6650-01-091-4241
NSN 6220-01-260-1097
NSN 6135-00-180-5125
NSN 6130-00-248-7244
NSN 5855-00-925-0114
NSN 6110-01-656-8136
NSN 6150-00-318-0560
NSN 5910-01-545-8463
NSN 6620-00-838-6954
NSN 5950-00-392-6710
NSN 6650-01-272-9746