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 5905-01-036-3548
NSN 6150-01-466-3860
NSN 6610-00-929-6249
NSN 6645-01-229-9769
NSN 6150-01-256-3412
NSN 5935-00-116-8254
NSN 5975-01-542-1357
NSN 5905-01-231-0967
NSN 5985-00-636-8689
NSN 2925-01-426-3410
NSN 6610-01-259-5296
NSN 6220-01-391-7705