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 5915-01-221-2261
NSN 5960-00-170-4438
NSN 5985-01-171-8601
NSN 5930-00-545-9313
NSN 6150-01-437-1398
NSN 5945-01-415-0858
NSN 5855-00-489-6754
NSN 6685-01-435-4366
NSN 5975-01-226-8962
NSN 6110-01-080-9621
NSN 6150-01-140-4545
NSN 5990-01-633-9503