Vacuum-Compatible Inner Race for Wafer Processing Bearings from Mexico
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 — Mexico → United States
30.8%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 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