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Hosiery Knitting Loop Formers from China

Precision loop formers (sinker variants) used in automatic hosiery knitting machines (8447) to shape and release yarn loops for seamless sock production. Typically carbide-tipped for wear resistance. HTS 8448.51.5000 covers these as 'other' stitch-forming articles.

Duty Rate — China → United States

20%

Rate breakdown

9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include OEM part numbers linking to 8447 machines in documentation for binding ruling requests

Avoid declaring as 'machine parts' generically—specify 'stitch-forming' to stay in 8448.51