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 5855-01-216-7633
NSN 5930-00-730-6623
NSN 5975-01-595-0813
NSN 5945-00-276-9274
NSN 5930-00-728-1655
NSN 6610-01-336-2787
NSN 5915-01-279-9406
NSN 5920-00-088-4674
NSN 5855-01-412-4385
NSN 5999-01-630-2423
NSN 6130-00-041-3488
NSN 6685-00-461-1902