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 5950-01-440-0372
NSN 6685-01-559-0177
NSN 5925-01-582-3798
NSN 5915-01-333-3263
NSN 6220-01-264-8944
NSN 5920-01-370-3448
NSN 6110-01-534-9507
NSN 6650-00-107-8509
NSN 5930-00-118-2658
NSN 4140-00-244-2365
NSN 6645-01-020-3142
NSN 5935-01-058-2680