Grade 8 Hex Nut 3/8-16 from Mexico
High-strength Grade 8 yellow zinc plated hex nut in 3/8-16 size for structural and heavy equipment use. Classified in HTS 7318.16.00 as a threaded iron/steel nut.
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
• Include proof load test certificates for Grade 8 claims
• Markings like '8' must be visible; photos help customs verification