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 5920-00-198-4337
NSN 7035-01-224-5165
NSN 5975-00-364-6919
NSN 5945-00-737-3195
NSN 7035-01-617-1507
NSN 5855-00-494-9581
NSN 5835-01-310-3846
NSN 5945-00-430-6799
NSN 6320-00-405-2348
NSN 5855-00-832-9341
NSN 6240-01-605-8096
NSN 6645-01-362-2587