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 5998-00-215-2722
NSN 2925-00-295-1994
NSN 6150-01-008-2833
NSN 5925-00-811-8205
NSN 6105-00-969-4644
NSN 5930-01-604-9220
NSN 5990-01-485-0260
NSN 5985-00-861-1757
NSN 5920-01-388-2954
NSN 5920-00-481-8945
NSN 2925-00-132-1280
NSN 5915-01-546-0942