Nomex N100 Aramid Monofilament from China

DuPont Nomex N100 high-tenacity aramid monofilament, single yarn <920 decitex, twist-free for firefighter gear reinforcement. Classifies in HTS 5402.11.30.10 as untwisted/low-twist aramid polyamide yarn, bulk industrial form.

Duty Rate — China → United States

43.8%

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

Certify flame-retardant aramid polymer content; substitutes may shift classification

Use commercial invoices specifying 'not sewing thread, not retail' to prevent Chapter 52/55 shifts

Test for monofil vs multifil; diameter >67 dtex could affect monofil status