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 5975-01-437-9784
NSN 5960-01-453-6170
NSN 5915-01-502-4285
NSN 5930-01-250-3945
NSN 6645-01-096-4270
NSN 6610-01-141-2994
NSN 5996-01-437-7234
NSN 6620-01-004-7072
NSN 6320-01-429-9871
NSN 5855-00-973-5717
NSN 6150-01-152-2413
NSN 6620-00-060-6801