Chapter 84 · Machinery and mechanical appliances; computers · Section 16

HS Code 8483.50

Flywheels and pulleys, including pulley blocks

Heading 8483: Transmission 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

US duty (general)
2.8% - 5.7%
US HTS lines
3
EU CN codes
3
UK commodity codes
12
Unit
No.

US HTS + UK Tariff v4.0.1596 · updated 2026-09-10 · sources

United States - HTS lines under 8483.50

Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.

HTS codeDescriptionGeneralSpecialOtherUnit
8483.50.40 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% No.
8483.50.60 Other >
Flywheels
2.8% Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 45% No.
8483.50.90 Other >
Other
2 statistical lines (10-digit)
  • 8483.50.90.40 - Grooved pulleys
  • 8483.50.90.80 - Other
2.8% Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) 45% No.

Estimate the US duty runs in your browser · no caps

Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.

European Union - CN codes under 8483.50

Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.

CN codeDescription
8483 50 80 Other EU duty (TARIC) →
8483 50 20 Of cast iron or cast steel EU duty (TARIC) →
8483 50 00 Flywheels and pulleys, including pulley blocks EU duty (TARIC) →

United Kingdom - commodity codes under 8483.50

Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.

Commodity codeDescription
8483 50 00 00 Flywheels and pulleys, including pulley blocks UK duty & VAT →
8483 50 20 00 Of cast iron or cast steel UK duty & VAT →
8483 50 20 10 For use in civil aircraft UK duty & VAT →
8483 50 20 90 Other UK duty & VAT →
8483 50 80 00 Other UK duty & VAT →
8483 50 80 10 For use in civil aircraft UK duty & VAT →
8483 50 80 20 Pulley blocks of non-cast steel: - made of structural carbon steel complying with standard JIS G4051, - with an external diameter of 104mm or more but not more than 142mm, - with an internal diameter of 33mm or more but not more than 37mm, - with a width of 22mm or more but not more than 40mm, - with a weight of 0,4kg or more but not more than 1,6kg, - with 6 trapezoidal grooves UK duty & VAT →
8483 50 80 30 Mechanical tensioner for maintaining the tension of the drive belts of a passenger car engine: -with two pulleys made of polyamide, each of them with a diameter of 50 mm or more but not more than 70 mm, -with a spring made of a steel alloy containing chromium and silicon, -with two arms made of aluminum, -with a holder made of aluminum, for use in the manufacture of motor vehicle engines UK duty & VAT →
8483 50 80 40 Flywheel designed for damping torsional vibrations and oscillations within a vehicle drivetrain with: -a total moment of inertia of 0.082 kg⋅m², -a weight of 7 kg or more, but not more than 8 kg, -a diameter of 250 mm or more, but not more than 280 mm, for use in the manufacture of motor vehicles UK duty & VAT →
8483 50 80 50 Metal spinned single or double pulley: -made of DC03 steel or similar non alloy steel or free cutting steel, -with a pitch diameter of 67 mm or more but not more than 145 mm, -with an inner hole designed for bearing mounting or key mounting UK duty & VAT →
8483 50 80 60 Metal spinned triple pulley: -made of DC03 steel or similar non-alloy steel or free cutting steel, -with a pitch diameter of 60 mm or more, but not more than 130 mm, -with an inner hole designed for bearing mounting UK duty & VAT →
8483 50 80 90 Other UK duty & VAT →
Not a customs ruling. Classification is determined by the importing country's customs authority and depends on the exact product. This page is reference information from official published schedules, not legal advice. For a binding decision, request a ruling (US: CBP CROSS · UK: HMRC ATaR · EU: BTI).

Other subheadings in 8483

Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.