Spur Gear for Semiconductor Wafer Crystal Puller from Mexico
A precision-machined spur gear designed specifically for use in Czochralski crystal pullers, which produce monocrystalline silicon boules for semiconductor wafers. It transmits rotational motion in the pulling mechanism of equipment covered under HTS 8483.60.80. Classified as a part of toothed wheels and transmission elements for semiconductor manufacturing machinery.
Duty Rate — Mexico → United States
27.8%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Verify the part is explicitly for 8483.60.80 machinery via manufacturer specs and end-use declaration to avoid reclassification
• Include detailed engineering drawings and assembly diagrams in documentation to prove compatibility with semiconductor processing equipment