Harmonized Tariff Schedule of the United States · HTS code · HS 8483.40

8483.40.30

8483.40.30: Imported for use with machines for making cellulosic pulp, paper or paperboard

Gears and gearboxes (machinery)

Not declarable on its own: use one of its 2 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026

  1. 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:
  2. 8483.40 Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately; ball or roller screws; gear boxes and other speed changers, including torque converters:
  3. Gear boxes and other speed changers:
  4. Fixed ratio speed changers, multiple and variable ratio speed changers each ratio of which is selected by manual manipulation:
  5. 8483.40.30 Imported for use with machines for making cellulosic pulp, paper or paperboard

What you pay

Importing into USA

Customs duty Free standard rate depends on the country of origin
Additional duties and charges —
VAT no federal VAT; a Merchandise Processing Fee of 0.3464 % is charged on formal entries
Duty calculatorCalculate duty and taxes →

US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

No additional measures recorded for this origin.

Subdivisions

  1. 8483.40.30 Imported for use with machines for making cellulosic pulp, paper or paperboard Free
  2. 8483.40.30.40 Fixed ratio speed changers No.
  3. 8483.40.30.80 Other No.

Same subheading in other tariffs

8483.40 Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements presented separately; ball or roller screws; gear boxes and other speed changers, including torque converters

UK Free Third-country duty 24 tariff lines EU 3.7% Third-country duty 8 tariff lines Türkiye Free – 3.7% Third-country duty 18 tariff lines · average 2.1% Canada Free Third-country duty 7 tariff lines Mexico Free Third-country duty 8 tariff lines Brazil 12.6% Third-country duty 2 tariff lines Argentina 12.6% Third-country duty 9 tariff lines Peru Free Third-country duty 4 tariff lines New Zealand Free – 5% Third-country duty 6 tariff lines · average 3% · 1× specific or compound duty Japan Free Third-country duty 2 tariff lines Taiwan 2.5% – 10% Third-country duty 5 tariff lines · average 5.4% GCC 5% Third-country duty 7 tariff lines Switzerland Free Third-country duty 1 tariff line Norway Free Third-country duty 2 tariff lines North Macedonia 3.7% – 8% Third-country duty 8 tariff lines · average 6.1% Nigeria 10% Third-country duty 1 tariff line

USA lines: 8483.40

Binding rulings for similar goods

Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.

  • N361005 U.S. CBP 20 May 2026 · 8483.40.50.10

    The tariff classification and country of origin of a harmonic planetary reducer

  • N355530 U.S. CBP 19 November 2025 · 8483.40.50.10

    The tariff classification of a gearbox from Japan

  • N348906 U.S. CBP 4 June 2025 · 8483.40.90.00

    The classification and country of origin of worm gear operators

  • N349379 U.S. CBP 4 June 2025 · 8483.40.90.00

    The classification and country of origin of worm gear operators

  • 600015015 HMRC 19 March 2026 – 18 March 2029 · 8483 40 51 90

    The product is driven by a hydraulic or electric motor (not part of assembly), can be used in i forklift truck, winch drives, and a wide range of rotating machinery. Made from cast iron and steel housing and certain internal components/alloy steel case hardened internal gears and bearing/rubber…

  • 600013530 HMRC 19 September 2025 – 18 September 2028 · 8483 40 51 90

    A Gearbox assembly. The assembly is made from multiple components including a torque synchro servomotor, a control transformer synchro and a set of reduction gears in a stainless steel housing. Stainless steel fixings (screws, washers etc), wiring, electrical connectors and synchro motors are also…

  • 600010192 HMRC 17 May 2024 – 16 May 2027 · 8483 40 51 90

    The Directing Gear is a part the Synchronous Drive used with Sonar Type 2008; An underwater telephone fitted to both surface and submarine vessels. Directing Gear (DG) is an assembly comprising: a gearbox, which mechanically couples the gearbox motor to various synchros and the main shaft. The…

13 rulings in total for this code

Legal notes

Chapter notes: Chapter 84 →

HTS code 8483.40.30 is a line of the Harmonized Tariff Schedule of the United States under HS subheading 8483.40 (gears and gearing).

The general duty is free.

2 statistical sub-lines below it are used in the declaration.

For the same subheading, the UK duty is free, the EU duty is 3.7%, the Türkiye duty is 0%–3.7%, the Canada duty is free, the Mexico duty is free, the Brazil duty is 12.6%, the Argentina duty is 12.6%, the Peru duty is free, the New Zealand duty is 0%–5%, the Japan duty is free, the Taiwan duty is 2.5%–10%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 3.7%–8% and the Nigeria duty is 10%.

The United States imported goods of subheading 8483.40 worth US$4bn in 2024; the largest supplier was India.

Questions and answers

What is the USA import duty for HTS code 8483.40.30?

The general duty in the Harmonized Tariff Schedule of the United States is free. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.

Where does the United States import these goods from?

For subheading 8483.40 as a whole, the largest supplier in 2024 was India (US$614m), followed by Italy.

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Typical products

Everyday names, not part of the legal text.