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 4140-01-329-0454
NSN 5935-01-122-0316
NSN 6130-01-012-1770
NSN 5895-01-153-8230
NSN 6150-00-336-9057
NSN 2925-01-062-2660
NSN 5998-01-128-3219
NSN 6135-01-627-3786
NSN 6645-01-184-0725
NSN 6220-01-146-9351
NSN 5960-01-567-1096
NSN 5960-01-211-2089