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 6130-01-562-6846
NSN 6620-01-519-2628
NSN 6220-01-513-3484
NSN 6135-00-377-9165
NSN 5999-01-380-8192
NSN 5935-01-309-1569
NSN 6105-01-206-4972
NSN 6135-01-478-4657
NSN 5905-01-417-2987
NSN 5855-01-274-5311
NSN 7035-01-496-3563
NSN 2925-01-141-7563