Heavy Duty Locking Trailer Lug Nuts from Mexico
Grade 8 steel locking lug nuts for boat/utility trailers, 9/16-18 thread with zinc plating. Locking via serrated face and nylock. HTS 7318.16.0030 applies to locking types.
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
• Trailer-specific strength ratings (SAE J429) must be documented for classification
• Rust-proof coating declarations prevent chemical treatment subheadings