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 6220-01-028-4488
NSN 5895-01-125-8022
NSN 6645-00-518-2068
NSN 6685-01-577-3534
NSN 4140-01-609-2703
NSN 6645-01-399-0661
NSN 6610-01-525-7266
NSN 2925-01-541-7217
NSN 5950-01-231-4902
NSN 6135-00-643-4843
NSN 5998-01-435-9064
NSN 5935-01-305-8932