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HTSUS, United States

5510.90.20.00

Mixed mainly or solely with synthetic staple fibers / Single yarn (607)

Classification path

  1. Yarn (other than sewing thread) of artificial staple fibers, not put up for retail sale
  2. Other yarn
  3. Mixed mainly or solely with synthetic staple fibers
  4. Single yarn (607)

Rates of duty

General (MFN)
9%
Column 2Cuba, North Korea, Russia, Belarus
54%
Unit of quantity
kg

Trade agreement rates

FreeU.S.-Australia FTA, U.S.-Bahrain FTA, U.S.-Chile FTA, U.S.-Colombia TPA, U.S.-Israel FTA, U.S.-Jordan FTA, U.S.-Korea FTA, U.S.-Morocco FTA, U.S.-Oman FTA, CAFTA-DR, U.S.-Panama TPA, U.S.-Peru TPA, USMCA, U.S.-Singapore FTA

Related lines in heading 5510

About heading 5510

Yarn (other than sewing thread) of artificial staple fibers, not put up for retail sale

Heading 5510 covers yarn, other than sewing thread, of artificial staple fibers that is not put up for retail sale. The heading first separates yarn with 85% or more artificial staple fibers from other yarn, then separates by blend partner and by single versus multiple or cabled structure.

Full guide to heading 5510

Products in this heading

  • Viscose rayon single yarn on cones, 85% or more artificial staple fibers
  • Cabled viscose rayon yarn on cones, 85% or more artificial staple fibers
  • Artificial staple fiber yarn blended mainly with wool
  • Artificial staple fiber yarn blended mainly with cotton
  • Artificial staple fiber single yarn blended mainly with polyester staple fiber
  • Artificial staple fiber folded yarn blended mainly with polyester staple fiber
  • Industrial artificial staple fiber yarn in bulk, not put up for retail sale

Frequently asked questions

What is the HTS code for single yarn of artificial staple fibers containing 85% or more by weight of those fibers?

The HTS code is 5510.11.00.00. Its general (MFN) rate is 9%.

What is the duty on artificial staple fiber yarn mixed mainly or solely with cotton?

The line 5510.30.00.00 has a general (MFN) rate of 7.5%. It applies to other yarn of artificial staple fibers mixed mainly or solely with cotton.

How do I classify multiple or cabled artificial staple fiber yarn mixed mainly or solely with synthetic staple fibers?

Use 5510.90.40.00, which has a general (MFN) rate of 10.6%. For yarn with 85% or more artificial staple fibers, use 5510.12.00.00, general (MFN) rate 10.6%.

Source: USITC Harmonized Tariff Schedule, retrieved October 21, 2026.

HTS 5510.90.20.00: Mixed mainly or solely with synthetic staple fibers / Singl..., 9% duty | HTSBase