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 5930-00-455-9883
NSN 5965-01-604-8548
NSN 5855-01-187-2293
NSN 5930-01-437-7127
NSN 6240-00-635-9953
NSN 5950-01-024-6537
NSN 5935-01-629-9516
NSN 5895-00-053-2661
NSN 6685-00-233-0736
NSN 6320-01-088-1109
NSN 5960-01-381-8475
NSN 6620-01-355-4339