Narrow Series 25H Roller Chain from Mexico
Compact heavy-duty narrow series roller chain half the width of standard ANSI 25, for space-constrained automation. Classified under HTS 7315.11.00 as steel articulated roller chain despite narrow profile. Ideal for medical device manufacturing and robotics.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) 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
• Narrow series requires precise width measurements in technical data sheets for classification confirmation
• Cleanroom-compatible chains need special packaging declarations
• Small pitch chains prone to confusion with silent chain; include roller photos