HS code 550319: Synthetic Staple Fibres
- Covers:
- Synthetic staple fibres, not carded, combed or otherwise processed for spinning not listed under the other codes in this heading.
- Not covered:
- 550311 (Of nylon or other polyamides — Of aramids); 550320 (Of polyesters); 550330 (Acrylic or modacrylic); and others.
- Listed US duty:
- 0%–4.3% (US general rate, HTS 2026)
Official description
Synthetic staple fibres, not carded, combed or otherwise processed for spinning : Of nylon or other polyamides : Other
Find or check your HS code
Suggestions from the HS index, not a customs ruling
Describe what you ship: what it is, what it is made of, how it is processed and what it is used for. I narrow it down against the real HS hierarchy, or check a code you were given.
What 550319 covers and what it doesn’t
Official text: Synthetic staple fibres, not carded, combed or otherwise processed for spinning › Of nylon or other polyamides › Other.
This is the “other” line of heading 5503 (synthetic staple fibres, not carded, combed or otherwise processed for spinning). It takes goods of that heading that no more specific subheading names. These go elsewhere:
Nearby codes to check
- Heading 5503 Synthetic staple fibres, not carded, combed or otherwise processed for spinning: every subheading side by side.
US duty rate
0%–4.3%
General (MFN) rate in the US Harmonized Tariff Schedule, 2026 edition. A range means the rate depends on the 8-digit US line your product falls under. Extra duties such as Section 301, Section 232 or anti-dumping orders can apply on top, depending on origin. Check the lines on hts.usitc.gov. Not legal advice.
Who imports under 550319
EximAgent lists companies with recorded shipments under this code, built from customs records, with who they buy from and how often. See importers of 550319 →
Common questions
- What is HS code 550319?
- Synthetic staple fibres, not carded, combed or otherwise processed for spinning : Of nylon or other polyamides : Other
- What duty rates apply to 550319?
- Listed US duty: 0%–4.3% (US general rate, HTS 2026).
Browse all of Chapter 55: Man-made staple fibres →
Go beyond the code
Classify a product and check the duty for your destination with the CLI, then keep researching in your own agent.