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 6610-01-482-3558
NSN 5996-01-151-1607
NSN 2925-01-578-7731
NSN 5915-01-142-8716
NSN 6645-01-176-3372
NSN 6130-01-634-0603
NSN 4140-01-107-7382
NSN 5905-00-276-8597
NSN 5985-01-072-1527
NSN 6610-01-244-3416
NSN 6220-01-046-3782
NSN 5975-00-813-0723