Worm Gearbox End Cover

Machined cast iron end cover for worm gear reducers, featuring shaft seals and mounting flanges. It qualifies for HTS 8483.90.5080 as an 'other' part essential for containing lubricants and aligning shafts in speed changers. Commonly used in conveyor systems and elevators.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2.5%+35.0%37.5%
🇲🇽Mexico2.5%+10.0%12.5%
🇨🇦Canada2.5%+10.0%12.5%
🇩🇪Germany2.5%+10.0%12.5%
🇯🇵Japan2.5%+10.0%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8483.90.10Higher: 37.8% vs 37.5%

If parts of cast iron explicitly for speed changers

8483.90.10 covers cast iron parts, while 8483.90.50 is for non-cast iron or other materials.

8479.89Lower: 12.5% vs 37.5%

If designed for specific food processing machines

Parts of machines not elsewhere specified in 8479 take priority if end-use is identifiable.

7325.10.00Lower: 35% vs 37.5%

If imported as rough castings for grinding

Grindstones and similar cast iron articles classify separately before final machining.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Label with specific gearbox model compatibility to distinguish from generic castings

Include bills of materials showing integration with worm gears to support 'parts of gear boxes' claim

Beware of undervaluation penalties; declare true transaction value including engineering costs

Related Products under HTS 8483.90.50.80

Helical Gearbox Housing

A precision-machined aluminum housing designed to enclose and support helical gears within industrial gearboxes. It falls under HTS 8483.90.5080 as a part of gearing or gear boxes, specifically classified as 'other' parts not enumerated elsewhere in the subheading. This component ensures alignment and lubrication for high-torque transmission applications.

Planetary Gear Carrier

A forged steel carrier that holds planet gears in a planetary gear set for speed reduction in heavy machinery. Classified under HTS 8483.90.5080 as an 'other' part of gear boxes and speed changers due to its role in transmitting torque via epicyclic gearing. Essential for construction equipment and wind turbines.

Spiral Bevel Gear Blank

Pre-machined steel blank for spiral bevel gears used in right-angle speed changers. Falls under HTS 8483.90.5080 as an unfinished part of gearing, awaiting final tooth cutting. Applied in automotive differentials and marine propulsion.

Torque Converter Housing

Aluminum die-cast housing for automatic transmission torque converters, including impeller mounting surfaces. Classified in HTS 8483.90.5080 as a part of speed changers and torque converters. Critical for automotive and industrial fluid couplings.

Rack and Pinion Gearbox Mount

Precision CNC-machined mount bracket for rack and pinion steering gearboxes. HTS 8483.90.5080 applies as an 'other' part supporting gearing alignment in speed changers. Used in robotics and CNC machines.

Cycloidal Speed Reducer Frame

High-strength steel frame for cycloidal drive speed reducers, featuring eccentric bearing seats. Qualifies under HTS 8483.90.5080 as a gear box part for precise motion control. Common in automation and robotics.