High-Speed Spindle Ball Bearing from China
ABEC-9 precision ball bearing for high RPM spindles in float zone crystal pullers for semiconductor boule production. Classified HTS 8482.10.50 as other ball bearings due to specialized tolerances. Enables stable rotation during monocrystalline silicon growth.
Duty Rate — China → United States
46.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 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
• Provide ABEC/ISO precision class certification; essential for 'other' classification justification
• Check Section 301 tariffs if from China
• Pitfall: classifying based on general machine use rather than semiconductor specificity