Spur Gear Hub
A precision-machined hub component for assembling spur gears in automotive and industrial gearboxes. Classified under HTS 8483.90.8080 as an other part of toothed wheels presented separately. It requires attachment of gear teeth or rims for completion.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed specifically for housed bearings rather than gears
Bearing-specific housings or components shift to plain shaft bearing parts subheading.
If for automotive gear systems sold as vehicle parts sets
Parts of motor vehicle gearboxes are classified in Chapter 87 when principal use is vehicular.
If part of semiconductor crystal grinder machinery
Specialized parts for semiconductor wafer preparation equipment like crystal grinders go to specific machinery headings.
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Import Tips & Compliance
• Label with exact dimensions and tolerances to prove it's a dedicated gear part, not a general shaft
• Obtain supplier affidavits confirming not suitable for use without further processing
• Ensure HTS matches invoice descriptions to prevent CBP reclassification during exam
Related Products under HTS 8483.90.80.80
Helical Gear Blank
A machined steel blank designed for finishing into a helical gear used in industrial machinery transmissions. It falls under HTS 8483.90.8080 as a part of toothed wheels presented separately, not further worked beyond basic machining. This classification applies to unfinished transmission elements requiring additional tooth-cutting processes.
Chain Sprocket Rim
Unfinished steel rim for chain sprockets used in conveyor and transmission systems. Falls under 8483.90.8080 as an other transmission element part presented separately, awaiting sprocket teeth machining. Common in industrial drive chains.
Gear Cluster Carrier
Aluminum carrier plate for holding multiple gears in a cluster assembly for speed changers. HTS 8483.90.8080 applies as an other part of gearing/transmission elements presented separately. Used in heavy machinery gearboxes.
Planetary Gear Ring Blank
Large diameter ring blank for internal teeth in planetary gear systems of torque converters. Classified in 8483.90.8080 as other parts of toothed wheels, unfinished. Essential for heavy equipment speed changers.
Camshaft Gear Adapter
Adapter flange connecting camshaft timing gears in engine transmission systems. Under HTS 8483.90.8080 as other transmission element parts presented separately. Precision CNC machined for automotive use.
Pulley Bore Insert
Replaceable hardened steel insert for pulley shaft bores in belt drive transmission systems. HTS 8483.90.8080 for other parts of pulleys/transmission elements separately presented. Wear-resistant design.