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 5990-01-493-4039
NSN 6650-01-481-8009
NSN 6240-00-994-4056
NSN 4140-01-325-6972
NSN 5960-00-929-1256
NSN 5960-00-893-2187
NSN 5950-00-109-5946
NSN 6135-01-056-4609
NSN 5895-01-433-1128
NSN 5835-00-284-0882
NSN 4140-01-437-4379
NSN 5975-01-442-7971