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 6240-01-286-9579
NSN 2925-01-442-7812
NSN 5895-00-934-1372
NSN 4140-01-338-2154
NSN 5930-01-227-1328
NSN 5965-00-548-9656
NSN 5935-00-966-8660
NSN 2925-00-351-1015
NSN 6645-01-537-3179
NSN 5945-00-588-7015
NSN 6645-01-303-6792
NSN 6650-01-391-7527