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 5920-01-141-6885
NSN 6320-01-157-9076
NSN 5990-01-210-5474
NSN 6110-01-463-9010
NSN 5960-01-152-7740
NSN 5960-00-597-2680
NSN 5998-01-584-6200
NSN 4140-00-449-7345
NSN 5975-01-287-2647
NSN 6220-00-307-8820
NSN 5915-00-054-3046
NSN 6135-01-574-6577