Key facts
- HS code
- 8455.90
- Covers
- Other parts
- Edition
- HS2022
- Duty in the United States
- See its 2 lines
Summary
HS code 8455.90 covers other parts. It sits in heading 84.55 (metal-rolling mills and rolls therefor) in chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof). Other goods of heading 84.55 are classified under 8455.10 (tube mills), 8455.21 (other rolling mills, hot or combination hot and cold), 8455.22 (other rolling mills, cold) or 8455.30 (rolls for rolling mills). National tariff lines under 8455.90 are live on border.bot for the United States (2 lines, also used by 1 other country).
What this code covers
HS code 8455.90 covers other parts.
The legal text of the subheading is “Other parts”, in HS2022.
What it doesn’t cover
Other goods of heading 84.55 are classified under 8455.10 (tube mills), 8455.21 (other rolling mills, hot or combination hot and cold), 8455.22 (other rolling mills, cold) or 8455.30 (rolls for rolling mills).
How it is structured
8455.90 is a six-digit subheading. Its first two digits, 84, are the chapter; the first four, 8455, are heading 84.55; the last two, 90, identify the subheading within the heading.
Countries add their own digits after these six for their national tariff lines.
- Heading 84.55
- Metal-rolling mills and rolls therefor
- Subheading 8455.90
- Other parts
In other countries
National tariff lines under 8455.90 are live on border.bot for the United States (2 lines, also used by 1 other country).
- United States2 lines, used by 1 other country
Frequently asked questions
What does HS code 8455.90 cover?
HS code 8455.90 covers other parts.
Which heading and chapter is HS code 8455.90 in?
HS code 8455.90 is in heading 84.55 (metal-rolling mills and rolls therefor) in chapter 84 (nuclear reactors, boilers, machinery and mechanical appliances; parts thereof).
Where are goods of heading 84.55 classified when 8455.90 doesn’t fit?
Other goods of heading 84.55 are classified under 8455.10 (tube mills), 8455.21 (other rolling mills, hot or combination hot and cold), 8455.22 (other rolling mills, cold) or 8455.30 (rolls for rolling mills).
Which countries’ tariffs list national lines under HS code 8455.90?
National tariff lines under 8455.90 are live on border.bot for the United States (2 lines, also used by 1 other country).
Sources and updates
The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.
This page was last updated on 11 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.