Vacuum-Compatible Inner Race for Wafer Processing Bearings from China
Non-outgassing alloy inner race for UHV bearings in vacuum wafer processing equipment like crystal pullers and grinders. Maintains performance in 10^-9 Torr environments for contamination-free semiconductor production. 8482.99.25 for other races.
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
• Certify outgassing rates and vacuum bake specs for UHV compatibility proof
• Reference multiple statistical note applications (pullers, grinders, slicers)
• Prevent 8487 misclassification by documenting bearing-specific design