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 2925-01-255-6394
NSN 5950-01-324-8991
NSN 6620-00-763-2168
NSN 6110-01-344-4533
NSN 4140-00-219-3146
NSN 6110-01-537-9235
NSN 5999-01-042-8006
NSN 5965-01-321-9598
NSN 5915-01-506-5865
NSN 5855-01-147-4785
NSN 6610-00-191-5317
NSN 6685-01-487-3988