Ship & Customs · HS Chapter 55
HS codes, chapter 55.
The 15 four-digit headings of Harmonized System chapter 55, 5501 to 5516, as published in the US Harmonized Tariff Schedule. Each heading opens the free lookup with its ten-digit statistical lines, the Schedule B export numbers that share its first six digits, and the general duty rate on every line.
Catalog snapshot: August 23, 2026. Source: USITC Harmonized Tariff Schedule headings in the RevAddress tariff catalog.
| Heading | Covers |
|---|---|
| 5501 | Synthetic filament tow |
| 5502 | Artificial filament tow |
| 5503 | Synthetic staple fibers, not carded, combed or otherwise processed for spinning |
| 5504 | Artificial staple fibers, not carded, combed or otherwise processed for spinning |
| 5505 | Waste (including noils, yarn waste and garnetted stock) of man-made fibers |
| 5506 | Synthetic staple fibers, carded, combed or otherwise processed for spinning |
| 5508 | Sewing thread of man-made staple fibers, whether or not put up for retail sale |
| 5509 | Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale |
| 5510 | Yarn (other than sewing thread) of artificial staple fibers, not put up for retail sale |
| 5511 | Yarn (other than sewing thread) of man-made staple fibers, put up for retail sale |
| 5512 | Woven fabrics of synthetic staple fibers, containing 85 percent or more by weight of synthetic staple fibers |
| 5513 | Woven fabrics of synthetic staple fibers, containing less than 85 percent by weight of such fibers, mixed mainly or solely with cotton, of a weight not exceeding 170 g/m² |
| 5514 | Woven fabrics of synthetic staple fibers, containing less than 85 percent by weight of such fibers, mixed mainly or solely with cotton, of a weight exceeding 170 g/m² |
| 5515 | Other woven fabrics of synthetic staple fibers |
| 5516 | Woven fabrics of artificial staple fibers |
A four-digit heading is the family; customs forms want the full code. USPS customs forms take the ten-digit HTS number on outbound mail, and export filings take the Schedule B number. Open a heading in the lookupto pick the exact line, or search by what the product is in plain words.
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