Precision Gear Head for CNC Machines
Multi-stage fixed ratio gear head with manual quill engagement for CNC mills and lathes. Falls under HTS 8483.40.50 as manually selectable ratio speed changer for metalworking. Provides high torque at low speeds for heavy cuts.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If permanently attached to machine tool spindle
Integral speed changers classified as parts of machine tools in 8466.
If containing housed ball bearings as primary feature
Bearing housings take precedence over incidental speed changing function.
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Import Tips & Compliance
• Include backlash specifications (<0.01°) and gear accuracy class (AGMA 12+) in documentation
• Certify non-servo compatibility to maintain 8483 classification vs
• Chapter 85
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