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 6320-01-473-3848
NSN 5925-00-269-2685
NSN 6105-01-259-8289
NSN 6645-00-515-6148
NSN 5835-01-126-9358
NSN 6645-01-202-7986
NSN 5935-00-198-4462
NSN 6145-01-509-1414
NSN 5999-01-612-7373
NSN 5835-01-485-0210
NSN 4140-00-078-9357
NSN 5835-01-049-5290