# HS code 5510.90: Other yarn

> HS code 5510.90 covers other yarn. It sits in heading 55.10 (yarn (other than sewing thread) of artificial staple fibres, not put up for retail sale) in chapter 55 (man-made staple fibres). Other goods of heading 55.10 are classified under 5510.11 (containing 85 % or more by weight of artificial staple fibres, single yarn), 5510.12 (containing 85 % or more by weight of artificial staple fibres, multiple (folded) or cabled yarn), 5510.20 (other yarn, mixed mainly or solely with wool or fine animal hair) and 5510.30 (other yarn, mixed mainly or solely with cotton).

Source: https://staging.border.bot/hs-codes/551090
Last updated: 13 October 2026

[HS codes](https://staging.border.bot/hs-codes) / [Chapter 55](https://staging.border.bot/hs-codes/55) / [55.10](https://staging.border.bot/hs-codes/5510) / [5510.90](https://staging.border.bot/hs-codes/551090)

## Key facts

- HS code: 5510.90
- Covers: Other yarn
- Heading: [55.10: Yarn (other than sewing thread) of artificial staple fibres, not put up for retail sale](https://staging.border.bot/hs-codes/5510)
- Chapter: [55: Man-made staple fibres](https://staging.border.bot/hs-codes/55)
- Edition: HS2022
- Duty rates: [Set by each country’s tariff](https://staging.border.bot/countries)

## What this code covers

HS code 5510.90 covers other yarn.

The legal text of the subheading is “Other yarn”, in HS2022.

## What it doesn’t cover

Other goods of heading 55.10 are classified under 5510.11 (containing 85 % or more by weight of artificial staple fibres, single yarn), 5510.12 (containing 85 % or more by weight of artificial staple fibres, multiple (folded) or cabled yarn), 5510.20 (other yarn, mixed mainly or solely with wool or fine animal hair) and 5510.30 (other yarn, mixed mainly or solely with cotton).

- [5510.11](https://staging.border.bot/hs-codes/551011) Containing 85 % or more by weight of artificial staple fibres: Single yarn
- [5510.12](https://staging.border.bot/hs-codes/551012) Containing 85 % or more by weight of artificial staple fibres: Multiple (folded) or cabled yarn
- [5510.20](https://staging.border.bot/hs-codes/551020) Other yarn, mixed mainly or solely with wool or fine animal hair
- [5510.30](https://staging.border.bot/hs-codes/551030) Other yarn, mixed mainly or solely with cotton

## How it is structured

5510.90 is a six-digit subheading. Its first two digits, 55, are the chapter; the first four, 5510, are heading 55.10; the last two, 90, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 55: Man-made staple fibres
- Heading 55.10: Yarn (other than sewing thread) of artificial staple fibres, not put up for retail sale
- Subheading 5510.90: Other yarn

## In other countries

No national tariff lines under 5510.90 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 5510.90 at six digits and add their own digits after it.

- Previous subheading: [5510.30](https://staging.border.bot/hs-codes/551030) Other yarn, mixed mainly or solely with cotton
- Next subheading: [5511.10](https://staging.border.bot/hs-codes/551110) Of synthetic staple fibres, containing 85 % or more by weight of such fibres

## Frequently asked questions

### What does HS code 5510.90 cover?

HS code 5510.90 covers other yarn.

### Which heading and chapter is HS code 5510.90 in?

HS code 5510.90 is in heading 55.10 (yarn (other than sewing thread) of artificial staple fibres, not put up for retail sale) in chapter 55 (man-made staple fibres).

### Where are goods of heading 55.10 classified when 5510.90 doesn’t fit?

Other goods of heading 55.10 are classified under 5510.11 (containing 85 % or more by weight of artificial staple fibres, single yarn), 5510.12 (containing 85 % or more by weight of artificial staple fibres, multiple (folded) or cabled yarn), 5510.20 (other yarn, mixed mainly or solely with wool or fine animal hair) and 5510.30 (other yarn, mixed mainly or solely with cotton).

## Sources and updates

The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.

This page was last updated on 13 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Machine-readable: https://staging.border.bot/hs-codes/551090.json