# United States tariff line 8419.90.50.80: Other

> In the United States tariff, line 8419.90.50.80 covers parts, of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 8419.90 in heading 84.19 (chapter 84).

Source: https://border.bot/countries/united-states/hs-codes/8419905080
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 84](https://border.bot/countries/united-states/hs-codes/84) / [8419.90](https://border.bot/countries/united-states/hs-codes/841990) / [8419.90.50.80](https://border.bot/countries/united-states/hs-codes/8419905080)

## Key facts

- Tariff line: 8419.90.50.80
- Covers: Parts, of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [8419.90](https://border.bot/hs-codes/841990)

## What this line covers

In the United States tariff, line 8419.90.50.80 covers parts, of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers.

Its legal text is “Other”, read under “Parts”, “Other” and “Of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers”.

## How it is structured

It falls under HS subheading 8419.90 in heading 84.19 (chapter 84). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof
- Heading 84.19: Machinery, plant or laboratory equipment, whether or not electrically heated (excluding furnaces, ovens and other equipment of heading 8514), for the treatment of materials by a process involving a change of temperature such as heating, cooking, roasting, distilling, rectifying, sterilizing, pasteurizing, steaming, drying, evaporating, vaporizing, condensing or cooling, other than machinery or plant of a kind used for domestic purposes; instantaneous or storage water heaters, nonelectric; parts…
- Subheading 8419.90: Parts
- Within the subheading: Other
- Within the subheading: Of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers
- Line 8419.90.50.80: Other

## Duty

Goods under this line enter free of general (MFN) duty.

The rate is published on 8419.90.50.

## In other countries

No other national tariff on border.bot has live lines under 8419.90 yet.

- [The Harmonized System text for 8419.90](https://border.bot/hs-codes/841990)

## Other lines under 8419.90

- [8419.90.10.00](https://border.bot/countries/united-states/hs-codes/8419901000) Of instantaneous or storage water heaters
- [8419.90.20.00](https://border.bot/countries/united-states/hs-codes/8419902000) Of machinery and plant for making paper pulp, paper or paperboard
- [8419.90.30.00](https://border.bot/countries/united-states/hs-codes/8419903000) Of heat exchange units
- [8419.90.50.40](https://border.bot/countries/united-states/hs-codes/8419905040) Of medical, surgical or laboratory sterilizers
- [8419.90.85.00](https://border.bot/countries/united-states/hs-codes/8419908500) Of electromechanical tools for working in the hand with self-contained electric motor
- [8419.90.95.20](https://border.bot/countries/united-states/hs-codes/8419909520) Of an apparatus of a type used in restaurants, hotels or similar locations
- [8419.90.95.80](https://border.bot/countries/united-states/hs-codes/8419909580) Other

- Previous line: [8419.90.50.40](https://border.bot/countries/united-states/hs-codes/8419905040) Of medical, surgical or laboratory sterilizers
- Next line: [8419.90.85.00](https://border.bot/countries/united-states/hs-codes/8419908500) Of electromechanical tools for working in the hand with self-contained electric motor

## Frequently asked questions

### What does tariff line 8419.90.50.80 cover in the United States tariff?

In the United States tariff, line 8419.90.50.80 covers parts, of molten-salt-cooled acrylic acid reactors; of medical, surgical or laboratory sterilizers.

### What is the general (MFN) duty on 8419.90.50.80 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 8419.90.50.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 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.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/8419905080.json