# United States tariff lines under HS 7318.24

> The United States tariff splits HS 7318.24 (non-threaded articles: Cotters and cotter-pins) into 1 national line: 7318.24.00.00 (cotters and cotter pins). The general (MFN) duty is 3.8% on this line.

Source: https://border.bot/countries/united-states/hs-codes/731824
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 73](https://border.bot/countries/united-states/hs-codes/73) / [7318.24](https://border.bot/countries/united-states/hs-codes/731824)

## Key facts

- HS subheading: [7318.24](https://border.bot/hs-codes/731824)
- Duty (MFN): 3.8%
- National lines: 1
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 73: Articles of iron or steel

## United States lines under 7318.24

The United States tariff splits HS 7318.24 (non-threaded articles: Cotters and cotter-pins) into 1 national line: 7318.24.00.00 (cotters and cotter pins).

The general (MFN) duty is 3.8% on this line.

- [7318.24.00.00](https://border.bot/countries/united-states/hs-codes/7318240000) Non-threaded articles, Cotters and cotter pins. Duty (MFN): 3.8%

## In other countries

No other national tariff on border.bot has live lines under 7318.24 yet.

- [The Harmonized System text for 7318.24](https://border.bot/hs-codes/731824)

- Previous subheading: [7318.23](https://border.bot/countries/united-states/hs-codes/731823) Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel
- Next subheading: [7318.29](https://border.bot/countries/united-states/hs-codes/731829) Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 7318.24?

The United States tariff splits HS 7318.24 (non-threaded articles: Cotters and cotter-pins) into 1 national line: 7318.24.00.00 (cotters and cotter pins).

### What is the duty on HS 7318.24 in the United States?

The general (MFN) duty is 3.8% on this line.

## 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/731824.json