Hiwin HGH20CA Linear Carriage Block from Mexico
Hiwin HGH20CA is a heavy-load linear ball bearing block with equal load in all directions, used in semiconductor wafer polishing equipment for precise table motion. Falls under HTS 8482.10.5012 as a complete linear bearing unit.
Duty Rate — Mexico → United States
34%
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
• Classify based on complete unit (block + balls + retainer); loose balls classify differently under 8482.91
• Provide assembly drawings showing 4-row circular-arc contact ball path design
• For anti-creep versions, include performance test data distinguishing from standard blocks