Copper Alloy Hex Nuts 1/4-20 UNC from Mexico
These 1/4-20 UNC hex nuts are forged from copper-zinc brass alloy, providing excellent conductivity and resistance to dezincification in electrical and marine uses. HTS 7415.33.80 covers these as 'nuts' of copper, distinct from iron/steel equivalents. Composition adheres to brass definition with zinc > other elements and nickel <5%.
Duty Rate — Mexico → United States
53%
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 of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Use commercial invoices specifying UNC thread standard and exact alloy grade (e.g
• C36000)
• Obtain pre-shipment approvals for lead-free compliance if destined for potable water systems
• Separate copper nuts from mixed metal shipments to avoid blended duty calculations