8474.90.00.90/Wafer Grinder Spindle/Canada

Wafer Grinder Spindle from Canada

Precision spindle assembly for high-speed rotation in semiconductor wafer grinders, ensuring accurate grinding of wafer surfaces to tight tolerances. Part of grinding machinery for solid mineral semiconductor wafers under HTS 8474.90.00.90.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• Document RPM ratings (>10,000) and vibration specs to distinguish from general spindles

• Use HTSUS advisory rulings for complex spindle assemblies to preempt CBP challenges