Magnetic permeability shall not exceed 2.0 after fabrication
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 5999-01-188-8316
NSN 5998-01-495-4802
NSN 5985-01-658-2927
NSN 6105-00-881-3080
NSN 6650-01-199-4968
NSN 5999-01-174-0799
NSN 7035-00-541-8516
NSN 5945-01-526-1845
NSN 6105-00-367-1984
NSN 5855-01-297-1886
NSN 7035-00-703-3535
NSN 4140-01-348-2219