Cylindrical Roller Bearing Cage for Semiconductor Wafer Pullers from China
This precision-machined steel cage holds cylindrical rollers in crystal growers and pullers used in semiconductor boule production via Czochralski method. It falls under HTS 8482.99.65.95 as a part of ball or roller bearings designed for high-purity, vibration-free operation in wafer manufacturing equipment.
Duty Rate — China → United States
40.8%
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
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Import Tips
• Verify bearing parts meet semiconductor-grade tolerances; provide equipment end-use certification to avoid misclassification
• Include detailed engineering drawings showing roller cage design to confirm HTS 8482 applicability over general machinery parts