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 6240-01-525-2401
NSN 5999-01-214-8420
NSN 5999-00-132-5586
NSN 5945-01-544-8982
NSN 5905-01-227-4238
NSN 5920-00-556-1222
NSN 6130-01-304-5976
NSN 5960-00-201-5265
NSN 5835-01-411-7050
NSN 6620-01-484-6904
NSN 6610-00-087-6303
NSN 5930-00-338-3005