Section XI — Textiles and textile articles
Chapter 55 — Manmade staple fibers
Heading 5509 — Yarn (other than sewing thread) of synthetic staple fibres, not put up for retail sale.
National subdivision 5509.2 — Containing 85% or more by weight of polyester staple fibres:
Subheading 5509.21 — Single yarn
HS code
5509.21.00 Single yarn
Last Verified Date - 1 October 2026
Common commodities
High-content polyester staple yarn (85%+)Single strand polyester staple fiber yarnUnplied 85%+ polyester yarnPolyester staple single yarn for industrial use (>=85%)Industrial-grade 85%+ polyester staple yarn85% polyester single strand yarn for manufacturingHigh polyester content unplied yarnPolyester staple fibers yarn for textile production (>=85%)Manufacturing-bound high polyester yarn (85%+)Industrial-use 85% polyester single strand yarn