Aluminum Castle Nut Cotter Pin Kit from China

Kit of aluminum cotter pins sized for castle nuts, used in aviation and automotive steering linkages to prevent nut rotation. HTS 7616.10.5000 applies as cotter pins of aluminum, even in kits, provided not qualifying as sets under other rules. Lightweight and resistant to rust.

Duty Rate — China → United States

40.7%

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

Label kits clearly as 'cotter pins' not 'fastener sets' to stay in 7616.10; include bill of materials breakdown

Obtain FAA or equivalent certifications if for aviation use to facilitate customs clearance and avoid delays