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 5985-01-143-6871
NSN 6135-00-816-9052
NSN 6685-00-488-0627
NSN 6320-00-593-0379
NSN 5999-01-249-4675
NSN 6685-01-317-3660
NSN 2925-01-553-0181
NSN 6130-00-344-8161
NSN 5930-01-169-9233
NSN 5925-01-607-2876
NSN 5895-01-335-8408
NSN 2925-01-208-0711