# United States tariff line 6909.19.10.00: Ferrite core memories

> In the United States tariff, line 6909.19.10.00 covers ceramic wares for laboratory, chemical or other technical uses, ferrite core memories. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 6909.19 in heading 69.09 (chapter 69).

Source: https://border.bot/countries/united-states/hs-codes/6909191000
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 69](https://border.bot/countries/united-states/hs-codes/69) / [6909.19](https://border.bot/countries/united-states/hs-codes/690919) / [6909.19.10.00](https://border.bot/countries/united-states/hs-codes/6909191000)

## Key facts

- Tariff line: 6909.19.10.00
- Covers: Ceramic wares for laboratory, chemical or other technical uses, ferrite core memories
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [6909.19](https://border.bot/hs-codes/690919)

## What this line covers

In the United States tariff, line 6909.19.10.00 covers ceramic wares for laboratory, chemical or other technical uses, ferrite core memories.

Its legal text is “Ferrite core memories”, read under “Ceramic wares for laboratory, chemical or other technical uses” and “Other”.

## How it is structured

It falls under HS subheading 6909.19 in heading 69.09 (chapter 69). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 69: Ceramic products
- Heading 69.09: Ceramic wares for laboratory, chemical or other technical uses; ceramic troughs, tubs and similar receptacles of a kind used in agriculture; ceramic pots, jars and similar articles of a kind used for the conveyance or packing of goods
- Subheading 6909.19: Ceramic wares for laboratory, chemical or other technical uses
- Within the subheading: Other
- Line 6909.19.10.00: Ferrite core memories

## Duty

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

## In other countries

No other national tariff on border.bot has live lines under 6909.19 yet.

- [The Harmonized System text for 6909.19](https://border.bot/hs-codes/690919)

## Other lines under 6909.19

- [6909.19.50.10](https://border.bot/countries/united-states/hs-codes/6909195010) Ceramic bearings
- [6909.19.50.95](https://border.bot/countries/united-states/hs-codes/6909195095) Other

- Previous line: [6909.12.00.00](https://border.bot/countries/united-states/hs-codes/6909120000) Articles having a hardness equivalent to 9 or more on the Mohs scale
- Next line: [6909.19.50.10](https://border.bot/countries/united-states/hs-codes/6909195010) Ceramic bearings

## Frequently asked questions

### What does tariff line 6909.19.10.00 cover in the United States tariff?

In the United States tariff, line 6909.19.10.00 covers ceramic wares for laboratory, chemical or other technical uses, ferrite core memories.

### What is the general (MFN) duty on 6909.19.10.00 in the United States?

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

## 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/6909191000.json