Heading 5501: Synthetic filament tow
Every line of heading 5501 in the U.S. Harmonized Tariff Schedule, with its general (column 1) duty rate. Open a code for the landed cost calculator, trade agreement rates and email alerts if the rate changes.
Synthetic filament tow
Chapter 55: Man-made staple fibers. Schedule checked on November 8, 2026.
Not always the total: additional chapter 99 duties (such as Section 232 or Section 301), antidumping or countervailing duties may apply depending on the country of origin. See recent chapter 99 changes →
Tariff lines
| HTS code | Official description | General rate |
|---|---|---|
| 5501.11.00.00 | Of aramids | 7.5% |
| 5501.19.00.00 | Other | 7.5% |
| 5501.20.00.00 | Of polyesters | 7.5% |
| 5501.30.00 | Acrylic or modacrylic | 7.5% |
| 5501.30.00.10 | Containing 92 percent or more by weight of acrylonitrile units with filaments numbering fewer than 70,000 (+/-2000) with filament diameter 1.59 decitex (plus or minus 0.027) or less, or in a separable tow construction capable of being separated into tows of 70,000 (+/-2000) or fewer with filament diameter 1.59 decitex (plus or minus 0.027) or less. | |
| 5501.30.00.90 | Other | |
| 5501.40.00.00 | Of polypropylene | 7.5% |
| 5501.90.01.00 | Other | 7.5% |
Public records · unclaimed listings
U.S. manufacturers in this industry, from public records
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Exporting this product from the U.S.?
Exports are reported with Schedule B numbers. Heading 5501 has 6 of them. Schedule B lookup →
- 5501.11.0000SYNTHETIC FILAMENT TOW OF ARAMIDS
- 5501.19.0000SYNTHETIC FILAMENT TOW OF NYLON OR OTHER POLYAMIDES, NESOI
- 5501.20.0000SYNTHETIC FILAMENT TOW, OF POLYESTERS
- 5501.30.0000SYNTHETIC FILAMENT TOW OF ACRYLIC OR MODACRYLIC
- 5501.40.0000SYNTHETIC FILAMENT TOW: OF POLYPROPYLENE
- 5501.90.0100SYNTHETIC FILAMENT TOW: NESOI
Source: U.S. International Trade Commission, Harmonized Tariff Schedule; Schedule B: U.S. Census Bureau. Information only, not legal or customs advice; U.S. Customs and Border Protection decides the classification and the duty. Confirm with a licensed customs broker before you ship.
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