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 5999-01-018-3394
NSN 5835-01-163-4215
NSN 5905-00-434-6129
NSN 5990-01-234-8646
NSN 6150-01-632-2691
NSN 5945-00-675-5923
NSN 5999-00-935-3361
NSN 6150-01-181-6199
NSN 6685-00-516-2173
NSN 6150-01-195-6648
NSN 6145-01-523-3628
NSN 6610-00-515-6462