Copper Nozzle for Tunneling Water Jet from Mexico
High-pressure water jet nozzle made of copper alloy for dust suppression and cutting assistance on tunneling machines (8430). Resists erosion from abrasive slurries. Classifies in 8431.49.90.32 as copper part for rock cutters.
Duty Rate — Mexico → United States
25%
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
• Certify nozzle orifice specs match only 8430 water jet systems
• Avoid classifying as consumer spray nozzle; emphasize industrial mining use
• Include flow rate testing for customs valuation