HS Code 848390
6-digit classification for Toothed Wheels, Chain Sprockets…, with duty lookup and 1688 checks before payment
Official description: 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) : Toothed wheels, chain sprockets and other transmission elements presented separately; parts
Also searched as: sprocket, toothed wheel, chain sprocket, transmission element, sprocket gear
Classification
How 848390 breaks down
Nuclear reactors, boilers, machinery and mechanical appliances; parts
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)
Toothed wheels, chain sprockets and other transmission elements presented separately; parts
Short answer
What HS code 848390 means before paying a 1688 supplier
HS code 848390 is the 6-digit HS 2022 starting point for toothed wheels, chain sprockets and…; often searched as sprocket, toothed wheel, chain sprocket. Before using it in a landed-cost estimate, confirm the product material, function, destination market, and the official tariff source. Treat any 1688 supplier code as a clue, not the final import classification.
Use
Start with this 6-digit HS code and compare the product's material, function, and use.
Verify
Check the destination market's official HTS, TARIC, commodity-code, duty, VAT, or GST source.
Decide
If classification, documents, or restricted-product risk is unclear, submit the product for a written check.
Covered products
What products fall under HS code 848390?
Buyers sourcing toothed wheels, chain sprockets and other… from 1688 commonly describe it in these ways. If your product matches, 848390 is likely the right 6-digit starting point — confirm material and intended use against the official tariff.
US import duty · China origin
US import duty for HS 848390
Published USITC HTS rates for toothed wheels, chain sprockets and other… (848390), aggregated at the 6-digit level. A research estimate — the final rate depends on your full 8-10 digit HTS line.
Base MFN rate
3.8%
Average across 6 US national tariff lines under 848390.
Section 301 (China)
+25%
Covered lines under this code carry a Section 301 China surcharge.
Effective China-origin
≈28.8%
Base rate with applicable 301 surcharges — before MPF/HMF and any trade-action changes.
Source: USITC HTS (base MFN) + Section 301 overlay · data as of 2026-07-05 · rates change with trade actions — always confirm your full 10-digit line on hts.usitc.gov before pricing a product. Other markets (EU/UK/CA/AU/SG) below.
Import duty by market
Where to check the import duty for HS 848390
The 6-digit code is universal, but duty, VAT and GST are set by the destination country and depend on the full national tariff line with China as the country of origin. Start from the official source for your market.
United States
USITC / CBP · Harmonized Tariff Schedule (HTS)
European Union
TARIC · Access2Markets
United Kingdom
HMRC · UK Integrated Online Tariff
Canada
CBSA · Canadian Customs Tariff
Australia
ABF · Australian customs tariff
Singapore
Singapore Customs · Singapore Trade Classification (HS)
Compare China-origin duty evidence across supported markets
Use the HS & import duty checker to estimate duty + VAT/GST for 848390 by destination before you pay a 1688 supplier.
Heading 8483
Other HS codes under 8483
Subheadings in the same 4-digit heading — "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)". If 848390 is not an exact match, one of these may classify your product more precisely.
Questions
HS code 848390: common questions
What is the US import duty for HS code 848390 from China?
As published in the USITC HTS (data as of 2026-07-05), the base MFN rate for 848390 averages about 3.8%, and Section 301 China surcharges apply on covered lines (up to +25%), bringing the effective China-origin rate to roughly 28.8% (averaged across 6 national tariff lines). This is a research estimate — the final rate depends on your full 8-10 digit HTS line; verify on hts.usitc.gov.
What is HS code 848390?
HS code 848390 is the World Customs Organization 6-digit HS 2022 subheading for "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) : Toothed wheels, chain sprockets and other transmission elements presented separately; parts". The first two digits (84) are the chapter — Nuclear reactors, boilers, machinery and mechanical appliances; parts — and digits 3-4 (8483) are the heading. Countries add further digits (8-10) for their national tariff line.
What products fall under HS 848390?
Common products classified under 848390 include sprocket, toothed wheel, chain sprocket, transmission element, sprocket gear and similar items matching toothed wheels, chain sprockets and other…. The correct code still depends on the product's material, function and intended use.
How do I find the import duty for HS code 848390?
Duty is set by the destination country, not by the 6-digit HS code alone. Start from the official tariff of your market — USITC HTS (US), TARIC / Access2Markets (EU), GOV.UK Trade Tariff (UK), CBSA (Canada), ABF (Australia) or Singapore Customs — and look up the full national code with China as the country of origin.
Is HS code 848390 the same in every country?
The first 6 digits (848390) are the same worldwide under the WCO Harmonized System. Beyond that, each country extends the code (HTS in the US, TARIC in the EU, etc.) and sets its own duty and tax rates.
Can I trust the HS code a 1688 supplier gives me?
Treat a supplier-provided code as a clue, not a final classification. It can be incomplete, China-export-specific, or mismatched to your destination's rules. Verify against the official tariff and your product's actual material and use.
Is HSN code 848390 the same as HS code 848390?
Yes at the 6-digit level. India's HSN (Harmonized System of Nomenclature) uses the same WCO base, so HSN 848390 covers the same "toothed wheels, chain sprockets and other…" scope; India then extends it to 8 digits for GST and customs. Check the Indian Customs tariff (CBIC) for the full national line.
Chapter 84
Explore Nuclear reactors, boilers, machinery and mechanical appliances; parts
Sourcing toothed wheels, chain sprockets and other… from 1688?
Get a written pre-payment check — classification clues, China-origin landed cost, and supplier risk — before you commit. 5,754 HS codes covered.