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 6220-00-925-0522
NSN 5965-01-295-1125
NSN 5965-01-322-8136
NSN 6220-00-850-6553
NSN 6610-01-159-0438
NSN 5998-00-966-9515
NSN 6135-00-826-4798
NSN 7035-01-089-4485
NSN 5960-00-211-2105
NSN 5925-00-872-3028
NSN 5990-00-339-2084
NSN 7035-00-205-8739