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 6620-01-484-4153
NSN 5930-01-217-1671
NSN 5960-00-941-3820
NSN 5950-00-230-6208
NSN 5855-01-304-3064
NSN 5990-01-120-1910
NSN 6110-01-085-8896
NSN 4140-01-468-4324
NSN 5910-00-596-3179
NSN 6320-00-024-1004
NSN 5960-01-206-0743
NSN 4140-00-785-1962