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 5975-01-054-1196
NSN 5960-01-409-1917
NSN 5985-00-033-5967
NSN 5999-00-725-6482
NSN 6150-00-279-9230
NSN 5985-01-100-3195
NSN 5915-01-032-4021
NSN 6105-01-440-2771
NSN 4140-01-531-1047
NSN 5990-01-440-7135
NSN 6105-00-161-8434
NSN 6645-01-092-4733