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 5950-01-406-5946
NSN 6620-01-500-9847
NSN 6220-01-215-0907
NSN 5996-01-126-7238
NSN 5990-00-962-2806
NSN 2925-01-016-3111
NSN 5930-01-517-4864
NSN 5975-01-306-6236
NSN 6145-01-331-0271
NSN 5835-00-433-8540
NSN 6150-00-279-9337
NSN 4140-00-176-4761