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 5950-01-613-5688
NSN 5835-01-133-1959
NSN 5915-01-503-4246
NSN 5985-00-758-6801
NSN 5930-00-312-5996
NSN 5965-01-510-3456
NSN 5895-01-592-3237
NSN 5960-00-671-4034
NSN 5935-00-594-7793
NSN 6150-01-046-2138
NSN 5925-00-286-8502
NSN 4140-01-275-1700