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 5965-00-372-2537
NSN 5945-00-845-5069
NSN 5999-01-545-5600
NSN 5925-00-728-1289
NSN 4140-00-755-6814
NSN 4140-00-004-8875
NSN 5998-00-588-6879
NSN 5965-01-444-1322
NSN 5895-01-406-1808
NSN 6240-00-307-9650
NSN 5990-01-573-1634
NSN 6105-01-096-4883