8483.90.50

HS code 8483.90.50 (Chapter 84 "Machinery and mechanical appliances"; Heading 8483 "Transmission shafts (including cam shafts and crank shafts) and cranks; bearing housings and plain shaft bearings; gears and gearing; ball or roller screws; gear boxes and other speed changers, including torque converters; flywheels and pulleys, including pulley blocks; clutches and shaft couplings (including universal joints)"; Subheading 848390 "Toothed wheels, chain sprockets and other transmission elements presented separately; parts") under the United States tariff schedule classifies "Parts of gearing, gear boxes and other speed changers". United States customs apply MFN rate of 2.5%, Column 2 rate 27.5%. 19 free trade agreement preferential rates are available for this code.