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 5996-00-017-9189
NSN 5910-01-482-8782
NSN 4140-01-033-7819
NSN 5905-01-447-4464
NSN 5996-00-669-7310
NSN 6240-00-423-9575
NSN 5920-00-241-6803
NSN 5965-01-449-1101
NSN 5925-01-537-2443
NSN 4140-01-374-5831
NSN 5835-01-611-8912
NSN 7035-00-275-5604