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 5930-01-442-7356
NSN 6620-00-868-7104
NSN 6135-01-414-8831
NSN 5950-00-317-2727
NSN 5930-00-687-2288
NSN 6150-01-587-1113
NSN 6150-00-278-7070
NSN 6105-00-808-7189
NSN 6145-01-645-1397
NSN 5999-01-415-5716
NSN 6650-01-481-3618
NSN 6240-01-620-7401