Brass Refrigeration Tubing 3/8 Inch from Mexico
3/8-inch OD annealed brass tubing from copper-zinc alloy used in HVAC and refrigeration systems for refrigerant lines. Classified under HTS 7411.21.50.00 as 'other' brass tubes, with zinc as the predominant alloying element per chapter definitions.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include NSF/ANSI 61 certification for potable water contact if applicable; test reports prove alloy meets brass criteria
• Declare inner/outer diameters precisely; coiled vs straight lengths don't affect classification but impact valuation