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 5945-01-634-0588
NSN 5945-00-754-3722
NSN 5855-00-198-3197
NSN 5999-01-178-7619
NSN 7035-00-104-7613
NSN 6610-01-209-2524
NSN 5990-01-170-6081
NSN 6650-01-608-1323
NSN 6320-01-334-9840
NSN 5905-01-203-3621
NSN 5990-01-407-6615
NSN 5855-01-496-6638