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550640Chapter 55

HS code 550640: Synthetic Staple Fibres

Covers:
Synthetic staple fibres, carded, combed or otherwise processed for spinning: Of…
Listed US duty:
5% (US general rate, HTS 2026)

Official description

Synthetic staple fibres, carded, combed or otherwise processed for spinning : Of polypropylene

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.

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What 550640 covers and what it doesn’t

Official text: Synthetic staple fibres, carded, combed or otherwise processed for spinning › Of polypropylene.

Nearby codes to check

  • Heading 5506 Synthetic staple fibres, carded, combed or otherwise processed for spinning: every subheading side by side.
  • 550610 Of nylon or other polyamides
  • 550620 Of polyesters
  • 550630 Acrylic or modacrylic
  • 550690 Other

US duty rate

5%

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.

Common questions

What is HS code 550640?
Synthetic staple fibres, carded, combed or otherwise processed for spinning : Of polypropylene
What duty rates apply to 550640?
Listed duty rates range from 5% across 1 country rate.

Browse all of Chapter 55: Man-made staple fibres →

Go beyond the code

Find the companies shipping under 550640 in the company directory, or classify and check duty with the CLI.

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