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 5975-00-080-4633
NSN 6620-01-451-1168
NSN 6685-00-432-1582
NSN 5996-01-056-4952
NSN 5925-01-363-6729
NSN 5910-01-207-8904
NSN 6620-01-341-8372
NSN 5960-01-151-4518
NSN 5915-01-131-9933
NSN 6620-01-586-4260
NSN 5835-01-346-9575
NSN 6620-01-331-8409