Helical Inline Gearbox
Fixed ratio speed changer with helical gears for smooth, quiet operation in inline configurations. HTS 8483.40.5010 applies to its single, manually selected fixed ratio for industrial drives. Used in mixers, fans, and agitators.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing clutches or shaft couplings
Clutches and shaft couplings take precedence in 8483.60 over speed changer function.
If cast iron housings imported separately
Machined cast iron castings for machinery classify under Chapter 73 if not assembled.
If precision version for measuring equipment
Measuring or checking instruments with integral speed changers go to Chapter 90.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide CAD drawings showing gear train to distinguish from variable ratio changers
• Avoid pitfalls by declaring lubrication type; sealed units prevent reclassification as incomplete
• Comply with RoHS for EU imports if containing hazardous materials
Related Products under HTS 8483.40.50.10
Industrial Fixed Ratio Gear Reducer
A fixed ratio speed changer used in heavy machinery to reduce motor speed while increasing torque output for consistent operation. It falls under HTS 8483.40.5010 as a gear box with a fixed gear ratio selected manually, distinct from variable or multiple ratio types. Commonly employed in conveyor systems and pumps.
Planetary Gear Speed Reducer
High-precision fixed ratio speed changer using planetary gear sets for compact, high-torque applications. Falls under HTS 8483.40.5010 as a fixed ratio gear box manually configured. Common in robotics and automation.
Bevel Gear Right Angle Reducer
Fixed ratio speed changer with bevel gears for 90-degree power transmission. HTS 8483.40.5010 covers its manual fixed ratio setup for fixed applications. Used in overhead cranes and food processing.
Cycloidal Drive Speed Reducer
Fixed ratio speed changer featuring cycloidal disc technology for zero-backlash performance. Classified HTS 8483.40.5010 for fixed ratio manual selection in precision machinery. Applied in CNC and packaging equipment.
Fixed Ratio Conveyor Gearbox
Robust fixed ratio speed changer optimized for belt conveyor drives with manual ratio selection. Under HTS 8483.40.5010 as non-variable speed changer for material handling. Features IP65 protection.
Pump Drive Fixed Ratio Reducer
Fixed ratio speed changer designed for centrifugal pump applications with manual ratio setting. HTS 8483.40.5010 classification for industrial fluid handling transmissions.