HS 848350 Flywheels and pulleys, including pulley blocks

Quick Answer: Flywheels and pulleys, including pulley blocks, imported under HS 848350 enter the UK duty-free, the EU at 2.70% ad valorem, and the US at 5.7% ad valorem under the Most Favored Nation (MFN) rate. This classification covers components designed to store rotational energy (flywheels) and devices used to change the direction of force or transmit power via a belt or rope (pulleys and pulley blocks). Importers should be aware that the US offers duty-free entry for goods from specific Free Trade Agreement partners. CustomTariffs aggregates this data, highlighting the importance of verifying specific origin-based preferential rates for accurate duty assessment.

What Are the Import Duty Rates?

🇬🇧 United Kingdom

Code MFN Preferential Unit
8483500000
8483502010 0.00 %
8483508000
8483508020 0.00 %
8483502000

🇪🇺 European Union (TARIC)

Code MFN Preferential Unit
8483500000
8483502000
8483502010
8483502090 2.70 %
8483508000

🇺🇸 United States (HTSUS)

Code MFN Preferential Unit
8483504000 5.7% Free (18 programs) ["No."]
8483506000 2.8% Free (19 programs) ["No."]
8483509040 ["No."]
848350
84835090 2.8% Free (19 programs)

Special rates available under trade agreements including USMCA, KORUS, GSP.

Duty rates sourced from the USITC (US International Trade Commission) Harmonized Tariff Schedule (HTS) (accessed 2/22/2026), EU TARIC – DG TAXUD (Directorate-General for Taxation and Customs Union) (accessed 2/22/2026), and UK Trade Tariff – HMRC (His Majesty's Revenue and Customs) (accessed 2/22/2026).

Data compiled and presented by HSRates.

Which Trade Agreements Reduce Duties for HS 8483.50?

Imports of Flywheels and pulleys, including pulley blocks may qualify for reduced or zero duty rates under free trade agreements and preferential programs. The overview below shows available preferential arrangements by jurisdiction, compiled by HSRates from official tariff and trade agreement data.

United States (HTSUS)

Free for USMCA, KORUS, and 17 other programs

European Union (TARIC)

Preferential rate data not yet available.

United Kingdom

Preferential rate data not yet available.

Preferential rates require proof of origin and may be subject to quotas or conditions. Always verify eligibility with a licensed customs broker.

Data compiled by HSRates.

Which Preferential Rates Apply to Your Origin Country?

Select an origin country to see if preferential rates apply.

Preferential rates based on available trade agreements. Actual rates may vary.

How to Classify This HS Code?

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What products does HS 848350 cover?

This subheading covers flywheels and pulleys, including pulley blocks, as defined by the World Customs Organization (WCO) Harmonized System (HS) Nomenclature. These are mechanical components designed to store rotational energy (flywheels) or transmit power through a belt or rope (pulleys and pulley blocks). According to the USITC Harmonized Tariff Schedule (HTS) and the EU TARIC database, this category includes items such as engine flywheels, drive pulleys for machinery, and hoisting pulley blocks, provided they are not integrated into a more complex machine classified elsewhere.

What falls outside HS 848350?

The following products are excluded from HS 848350: components that are part of a complete machine or apparatus (e.g., a pulley integrated into a conveyor system classified under heading 8428), simple wheels or rollers not used for power transmission (often classified under Chapter 84 or 87 depending on function), and specialized lifting equipment like winches or cranes (typically classified under heading 8425 or 8426). Items primarily designed for decorative or non-mechanical purposes are also excluded.

What are common classification mistakes for HS 848350?

A common error is misclassifying integrated components. For instance, a flywheel that is an integral part of an engine or a specific machine tool should be classified with that machine, not separately under 848350. General Interpretative Rule 1 (GIR 1) of the HS, which states that classification shall be determined according to the terms of the headings and any relative Section or Chapter Notes, is crucial here. Importers may also incorrectly classify simple wheels or rollers that do not function as pulleys for power transmission.

How should importers classify products under HS 848350?

The correct procedure for classifying products under HS 848350 involves a thorough examination of the product's primary function and construction. Importers and customs brokers should consult the official HS Explanatory Notes and the specific tariff schedules of the importing country, such as the USITC HTS or the EU TARIC. Key considerations include whether the item is a standalone flywheel or pulley, its intended use in power transmission, and if it is an integral part of a more complex machine.

How is the duty calculated for products under HS 848350?

A steel industrial drive pulley weighing 15 kg and declared at a customs value of $300 USD would attract a US duty of $15.00. This is calculated using the Most Favored Nation (MFN) duty rate of 5.0% ad valorem, applied to the declared value: 5.0% × $300 USD = $15.00. This calculation is based on the rates published in the USITC Harmonized Tariff Schedule (HTS) for subheading 8483.50.0000.

Which trade agreements reduce duties for HS 848350?

Several free trade agreements may reduce the applicable duty rate for HS 848350, including the United States-Mexico-Canada Agreement (USMCA), which can result in a duty rate of Free for qualifying goods originating from Canada or Mexico. For goods originating from the United Kingdom, a preferential rate of Free may apply under the UK-US Free Trade Agreement (if enacted and applicable). Documentation required typically includes a self-certified origin statement for USMCA or a EUR.1 movement certificate for certain other agreements, depending on the specific jurisdiction and the origin of the goods.

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Which HS Codes Are Related?

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FAQ

What are the typical import duty rates for HS code 848350 (Flywheels and pulleys, including pulley blocks)?

The Most Favored Nation (MFN) duty rate for HS code 848350 in the United States is 2.70% ad valorem. However, preferential rates are available under various Free Trade Agreements (FTAs). For example, goods originating from Australia (AU), Canada (C), Chile (CL), South Korea (KR), and Singapore (SG) may be eligible for duty-free entry (0.00%). It is crucial to verify the specific country of origin and the applicable FTA to determine the correct duty rate. Always consult the latest Harmonized Tariff Schedule (HTS) of the United States, published by the USITC, for the most current rates.

How is the import duty for HS 848350 calculated? Can you provide an example?

The duty for HS code 848350 is typically calculated on an ad valorem basis, meaning it is a percentage of the declared value of the goods. For example, if a shipment of flywheels valued at $10,000 is imported into the U.S. under the MFN rate of 2.70%, the import duty would be calculated as: $10,000 (Value) × 0.0270 (Duty Rate) = $270.00. If the goods originate from a country with preferential duty-free status (e.g., 0.00%), the duty would be $0.00. Ensure your customs broker has the correct commercial invoice, packing list, and bill of lading to accurately declare the value.

What are the key classification criteria for goods under HS code 848350?

HS code 848350 covers 'Flywheels and pulleys, including pulley blocks'. The primary classification criteria are the function and form of the item. A flywheel is a heavy rotating wheel designed to store rotational energy, thereby smoothing out the power delivery of an engine or machine. A pulley is a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable or belt, or transfer of power between the shaft and cable or belt. Pulley blocks are assemblies containing one or more pulleys. Items must be designed for mechanical power transmission or energy storage to be classified here. Exclusions may include decorative items or components not primarily for power transmission.

What documentation is typically required for importing goods classified under HS 848350?

Standard documentation for importing goods under HS 848350 includes a commercial invoice detailing the value, quantity, and description of the goods; a packing list specifying the contents of each package; and a bill of lading or air waybill for transportation. Crucially, to claim preferential duty rates under FTAs, a Certificate of Origin or a declaration of origin, compliant with the specific FTA's requirements, is mandatory. Importers should also be prepared to provide technical specifications or product literature if customs authorities require further verification of classification.

Which major trade agreements offer preferential duty rates for HS 848350 into the United States?

Several trade agreements provide preferential duty rates for HS code 848350 into the United States. Key agreements include the United States-Mexico-Canada Agreement (USMCA), which offers preferential treatment for goods originating from Canada and Mexico. Other significant agreements include those with Chile (USCLCA), South Korea (KORUS FTA), and Australia (AUSFTA). Goods must meet the rules of origin stipulated in each respective agreement to qualify for reduced or zero duties. Importers must ensure they have the necessary proof of origin documentation to support their claim.