Brass Compression Fittings for PEX Tubing from China

These brass compression fittings connect PEX tubing in plumbing systems, featuring a copper-zinc alloy body designed for water supply lines. Classified under HTS 7419.20.00.10 as cast or forged brass plumbing goods not further worked elsewhere. They meet brass alloy definitions with zinc predominant over other elements.

Duty Rate — China → United States

35%

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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Verify alloy composition meets US brass standards (zinc > other elements, Ni <5%, Sn <3%) with mill test certificates

Include plumbing end-use documentation to avoid reclassification as general copper fittings

Watch for lead-free compliance under Safe Drinking Water Act for potable water applications