HTS heading
8483Transmission shafts (including camshafts and crankshafts) and cranks; bearing housings, housed bearings 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); parts thereof:
Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.
Current duty rates (24 lines)
| Code | Description | General | Special | Column 2 |
|---|---|---|---|---|
| 8483.10.10 | Designed for use solely or principally with spark-ignition internal combustion piston engines or rotary engines | 2.5% | Free (A,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% |
| 8483.10.30 | Other | 2.5% | Free (A,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 35% |
| 8483.10.50.00 | Other transmission shafts and cranks | Free | — | 30% |
| 8483.20.40 | Flange, take-up, cartridge and hanger units | 4.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.20.80 | Other | 4.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.30.40 | Flange, take-up, cartridge and hanger units | 4.5% | Free (A,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.30.80 | Other | 4.5% | Free (A+,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.40.10.00 | Torque converters | Free | — | 27.5% |
| 8483.40.30 | Imported for use with machines for making cellulosic pulp, paper or paperboard | Free | — | 27.5% |
| 8483.40.50 | Other | 2.5% | Free (A*,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 27.5% |
| 8483.40.70.00 | Other speed changers | 25¢ each + 3.9% | Free (A*,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | $4.50 each + 65% |
| 8483.40.80.00 | Ball or roller screws | 3.8% | Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.40.90.00 | Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately | 2.5% | Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 27.5% |
| 8483.50.40.00 | Gray-iron awning or tackle pulleys, not over 6.4 cm in wheel diameter | 5.7% | Free (A*,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.50.60.00 | Flywheels | 2.8% | Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.50.90 | Other | 2.8% | Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.60.40 | Clutches and universal joints | 2.8% | Free (A,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.60.80.00 | Other | 2.8% | Free (A+,AU,B,BH, C,CL,CO,D,E, IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.90.10 | Chain sprockets and parts thereof | 2.8% | Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.90.20.00 | Parts of flange, take-up, cartridge and hanger units | 4.5% | Free (A*,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.90.30.00 | Other | 4.5% | Free (A+,AU,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8483.90.50 | Parts of gearing, gear boxes and other speed changers | 2.5% | Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 27.5% |
| 8483.90.70.00 | Parts of articles of subheading 8483.20 | 5.5% | Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA, OM,P,PA,PE,S,SG) | 45% |
| 8483.90.80 | Other | 2.8% | Free (A+,AU,B,BH, C,CL,CO,D,E, IL,JO,KR,MA, OM,P,PA,PE,S,SG) | 45% |
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