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 5905-01-634-0595
NSN 5910-00-366-6900
NSN 6135-01-202-8113
NSN 5910-01-614-8964
NSN 6145-01-081-3182
NSN 5990-01-265-8082
NSN 6110-01-139-6930
NSN 5975-01-301-4628
NSN 4140-01-146-3291
NSN 5925-01-230-9655
NSN 6135-00-377-9165
NSN 7035-00-794-0792