52064200

HS code 5206.42.00.00 (Chapter 52 "Cotton"; Heading 5206 "COTTON YARN (OTHER THAN SEWING THREAD), CONTAINING LESS THAN 85% BY WEIGHT OF COTTON, NOT PUT UP FOR RETAIL SALE"; Subheading 520642 "Measuring per single yarn less than 714.29 decitex but not less than 232.56 decitex (exceeding 14 metric number but not exceeding 43 metric number per single yarn)") under the United States tariff schedule classifies "Exceeding 14 nm but not exceeding 43 nm per single yarn (301)". United States customs apply MFN rate of 9.2%, Column 2 rate 40%. Statutory unit of measure: kg. 14 free trade agreement preferential rates are available for this code.