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 5965-00-135-0547
NSN 6650-01-381-1432
NSN 5965-00-217-2476
NSN 5920-01-481-3400
NSN 5960-00-156-0702
NSN 7035-01-517-1713
NSN 5930-01-026-7729
NSN 6320-01-318-6518
NSN 5930-01-531-0774
NSN 5975-01-633-8988
NSN 5996-01-297-1564
NSN 5965-00-529-0602