Wafer Grinder Spindle Bearing Kit from China
Ultra-precision air bearing kit for wafer grinder spindles (8465), provides sub-micron runout for flatness-critical semiconductor wafer processing. Cleanroom-compatible ceramic hybrid bearings. 8466.92.5050.
Duty Rate — China → United States
42.2%
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
• Include runout specs (<0.1µm), air pressure requirements, and wafer flatness correlation data
• ABEC/ISO precision class certification (P0 or higher) supports classification