HS 5509 — Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale

HS heading 5509 (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale) spans 15 products in U.S. import records, with 103,546 bill-of-lading shipments. The most imported are Mixed mainly or solely with cotton, Mixed mainly or solely with cotton, and Containing 85 percent or more by weight of polyester staple fibers, single yarn.

Part of Chapter 55: Man-made staple fibres

Sourced from U.S. Customs bill of lading data · Updated monthly · Data through August 2026Cite as: ImportDoor, U.S. Customs bill of lading data (data through August 2026), https://www.importdoor.com/products/heading/5509

Products under this heading

HS	Product	Shipments
550992	Mixed mainly or solely with cotton	64,687
550953	Mixed mainly or solely with cotton	11,227
550921	Containing 85 percent or more by weight of polyester staple fibers, single yarn	7,378
550959	Other yarn, of polyester staple fibers, other	4,029
550922	Multiple (folded) or cabled yarn	3,741
550932	Multiple (folded) or cabled yarn	3,106
550941	Other yarn, containing 85 percent or more by weight of synthetic staple fibers, single yarn	2,467
550962	Mixed mainly or solely with cotton	1,881
550991	Mixed mainly or solely with wool or fine animal hair	1,716
550951	Mixed mainly or solely with artificial staple fibers	1,502
550952	Mixed mainly or solely with wool or fine animal hair	734
550961	Mixed mainly or solely with wool or fine animal hair	407
550912	Multiple (folded) or cabled yarn	393
550942	Multiple (folded) or cabled yarn	148
550931	Containing 85 percent or more by weight of acrylic or modacrylic staple fibers, single yarn	130

Frequently asked questions about HS 5509

What is HS code 5509?

HS 5509 covers yarn of synthetic staple fibers. It is a 4-digit heading in chapter 55 (Man-made staple fibres) of the Harmonized System, with 15 six-digit subheadings that appear in U.S. import records.

How many U.S. import shipments fall under HS 5509?

ImportDoor has 103,546 U.S. Customs bill-of-lading shipment records under HS heading 5509, updated monthly.

What is the most imported product under HS 5509?

Mixed mainly or solely with cotton (HS 550992) leads with 64,687 shipments, followed by Mixed mainly or solely with cotton (HS 550953) and Containing 85 percent or more by weight of polyester staple fibers, single yarn (HS 550921).