High-Speed Duplex Chain Sprocket
High-speed duplex chain sprocket, precision-balanced for roller chain drives operating up to 3000 RPM, made of alloy steel. Used in CNC machine tool feeds, it is presented separately as a transmission component. Classified under 8483.90.00 as a chain sprocket for power transmission.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported together with a machining centre as an integral component
Machining centres for working metal are classified under heading 84.57, and their parts may be included if presented with the machine.
If the sprocket is part of a gear box or speed changer
Gears and gearing, including gear boxes, are classified under heading 84.83, but complete assemblies may fall under 8483.40.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Declare the sprocket as a separate transmission element to avoid classification as part of a machine tool
• Include RPM ratings and material specs in the invoice to support the tariff classification
• Check if the sprocket requires CFIA or other agency permits for use in food processing machinery
Related Products under Tariff item 8483.90.00
Adjustable Center Distance Chain Sprocket
A sliding mount sprocket assembly for variable center distance chain drives, used in multi-speed packaging machinery. It is presented separately and classified under tariff item 8483.90.00 as a chain sprocket part for flexible transmission systems.
Adjustable Take-Up Slide
Adjustable take-up slide, a sliding rail assembly for adjustable take-up bearing units in mining conveyor systems. Presented separately, it maintains shaft alignment in conveyor systems. It is classified under 8483.90.00 as a part of transmission elements.
ANSI #40 Roller Chain Sprocket 20 Teeth
A standard ANSI #40 roller chain sprocket with 20 teeth, machined to engage with roller chains in power transmission systems. It is presented separately as a transmission element, falling under tariff item 8483.90.00 for toothed wheels and chain sprockets.
ANSI #40 Steel Chain Sprocket
A standard ANSI #40 roller chain sprocket made from hardened steel, featuring 20 teeth for 1/2 inch pitch chains. It is presented separately and falls under tariff item 8483.90.00 as a chain sprocket for general industrial use.
Backstop Chain Sprocket for Incline Conveyors
A sprocket with integrated one-way bearing for backstop function on inclined chain conveyors, preventing rollback in bulk elevators. It is presented separately and classified under tariff item 8483.90.00 as a chain sprocket despite the bearing feature.
Bicycle Rear Chain Sprocket Cassette
A multi-gear cassette sprocket assembly for bicycles, with precisely machined teeth for derailleur chain engagement. Presented separately as a chain sprocket, it falls under tariff item 8483.90.00 for transmission elements.