United States tariff line 7318.15.20.20: Track bolts
Last updated
Key facts
- Tariff line
- 7318.15.20.20
- Covers
- Threaded articles, other screws and bolts, whether or not with their nuts or washers, bolts and bolts and their nuts or washers entered or exported in the same shipment, having shanks or threads with a diameter of 6 mm or more, track bolts
- Duty (MFN)
- Free
- Additional duties
- None recorded
- Restrictions
- None recorded
- Tariff
- United States
- HS subheading
- 7318.15
Summary
In the United States tariff, line 7318.15.20.20 covers threaded articles, other screws and bolts, whether or not with their nuts or washers, bolts and bolts and their nuts or washers entered or exported in the same shipment, having shanks or threads with a diameter of 6 mm or more, track bolts. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 7318.15 in heading 73.18 (chapter 73).
What this line covers
In the United States tariff, line 7318.15.20.20 covers threaded articles, other screws and bolts, whether or not with their nuts or washers, bolts and bolts and their nuts or washers entered or exported in the same shipment, having shanks or threads with a diameter of 6 mm or more, track bolts.
Its legal text is “Track bolts”, read under “Threaded articles”, “Other screws and bolts, whether or not with their nuts or washers”, “Bolts and bolts and their nuts or washers entered or exported in the same shipment” and “Having shanks or threads with a diameter of 6 mm or more”.
How it is structured
It falls under HS subheading 7318.15 in heading 73.18 (chapter 73). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.
- Chapter 73
- Articles of iron or steel
- Heading 73.18
- Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers (including spring washers) and similar articles, of iron or steel
- Subheading 7318.15
- Threaded articles
- Within the subheading
- Other screws and bolts, whether or not with their nuts or washers
- Within the subheading
- Bolts and bolts and their nuts or washers entered or exported in the same shipment
- Within the subheading
- Having shanks or threads with a diameter of 6 mm or more
- Line 7318.15.20.20
- Track bolts
Duty
Goods under this line enter free of general (MFN) duty.
The rate is published on 7318.15.20.
Other lines under 7318.15
- 7318.15.20.10Having shanks or threads with a diameter of less than 6 mm
- 7318.15.20.30Structural bolts
- 7318.15.20.41Right-angle anchor bolts
- 7318.15.20.46Other
- 7318.15.20.51Of stainless steel
- 7318.15.20.55Other
- 7318.15.20.61Of stainless steel
- 7318.15.20.65Other
- 7318.15.20.91Of stainless steel
- 7318.15.20.95Other
- 7318.15.40.00Machine screws 9.5 mm or more in length and 3.2 mm or more in diameter (not including cap screws)
- 7318.15.50.30Of stainless steel
- 7318.15.50.51Of alloy steel
- 7318.15.50.56Other
- 7318.15.50.90Other
- 7318.15.60.10Of stainless steel
- 7318.15.60.40Other
- 7318.15.60.70Of stainless steel
- 7318.15.60.80Other
- 7318.15.80.20Set screws
- 7318.15.80.30Of stainless steel
- 7318.15.80.45Other
- 7318.15.80.55Of stainless steel
- 7318.15.80.66Cap screws
- 7318.15.80.69Other
- 7318.15.80.82Of stainless steel
- 7318.15.80.85Other
In other countries
No other national tariff on border.bot has live lines under 7318.15 yet.
Frequently asked questions
What does tariff line 7318.15.20.20 cover in the United States tariff?
In the United States tariff, line 7318.15.20.20 covers threaded articles, other screws and bolts, whether or not with their nuts or washers, bolts and bolts and their nuts or washers entered or exported in the same shipment, having shanks or threads with a diameter of 6 mm or more, track bolts.
What is the general (MFN) duty on 7318.15.20.20 in the United States?
Goods under this line enter free of general (MFN) duty. The rate is published on 7318.15.20.
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: