HTS code 9902.12.95 covers "Monofilament of nylon, of 67 decitex or more and with no cross-sectional dimension exceeding 1 mm, the foregoing without consistent diameter (provided for in subheading 5404.19.80)" under the US Harmonized Tariff Schedule. This is the official duty rate charged by US Customs when this product is imported into the United States, sourced directly from the U.S. International Trade Commission and refreshed daily.