Adjustable Bearing Spacer for Crystal Pullers from Mexico
Threaded spacer for fine-tuning bearings in Czochralski crystal pullers growing silicon boules for wafers. HTS 8482.99.65.95 other parts for semiconductor crystal growers.
Duty Rate — Mexico → United States
30.8%
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
• Demonstrate adjustability via CAD models for parts classification
• Thermal expansion certificates for high-temp crystal growth
• Avoid 'machine spacer' generic terms