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 5950-01-379-6285
NSN 5945-00-693-5277
NSN 5895-01-052-4877
NSN 5910-00-162-1870
NSN 5990-00-812-6491
NSN 5999-00-228-6498
NSN 5945-01-462-5903
NSN 6220-00-088-6792
NSN 6220-00-515-0437
NSN 5999-00-173-8988
NSN 6130-01-164-2228
NSN 5990-01-571-3593