Key facts
- HS subheading
- 7318.15
- National lines
- 28
- Tariff
- United States
- Chapter
- 73: Articles of iron or steel
Summary
The United States tariff splits HS 7318.15 (threaded articles: Other screws and bolts, whether or not with their nuts or washers) into 28 national lines: 7318.15.20.10 (having shanks or threads with a diameter of less than 6 mm), 7318.15.20.20 (track bolts), 7318.15.20.30 (structural bolts), 7318.15.20.41 (right-angle anchor bolts) and 24 others.
United States lines under 7318.15
The United States tariff splits HS 7318.15 (threaded articles: Other screws and bolts, whether or not with their nuts or washers) into 28 national lines: 7318.15.20.10 (having shanks or threads with a diameter of less than 6 mm), 7318.15.20.20 (track bolts), 7318.15.20.30 (structural bolts), 7318.15.20.41 (right-angle anchor bolts) and 24 others.
- 7318.15.20.10Having shanks or threads with a diameter of less than 6 mmDuty: Free
- 7318.15.20.20Track boltsDuty: Free
- 7318.15.20.30Structural boltsDuty: Free
- 7318.15.20.41Right-angle anchor boltsDuty: Free
- 7318.15.20.46OtherDuty: Free
- 7318.15.20.51Of stainless steelDuty: Free
- 7318.15.20.55OtherDuty: Free
- 7318.15.20.61Of stainless steelDuty: Free
- 7318.15.20.65OtherDuty: Free
- 7318.15.20.91Of stainless steelDuty: Free
- 7318.15.20.95OtherDuty: Free
- 7318.15.40.00Machine screws 9.5 mm or more in length and 3.2 mm or more in diameter (not including cap screws)Duty: Free
- 7318.15.50.30Of stainless steelDuty: Free
- 7318.15.50.51Of alloy steelDuty: Free
- 7318.15.50.56OtherDuty: Free
- 7318.15.50.90OtherDuty: Free
- 7318.15.60.10Of stainless steelDuty: 6.2%
- 7318.15.60.40OtherDuty: 6.2%
- 7318.15.60.70Of stainless steelDuty: 6.2%
- 7318.15.60.80OtherDuty: 6.2%
- 7318.15.80.20Set screwsDuty: 8.5%
- 7318.15.80.30Of stainless steelDuty: 8.5%
- 7318.15.80.45OtherDuty: 8.5%
- 7318.15.80.55Of stainless steelDuty: 8.5%
- 7318.15.80.66Cap screwsDuty: 8.5%
- 7318.15.80.69OtherDuty: 8.5%
- 7318.15.80.82Of stainless steelDuty: 8.5%
- 7318.15.80.85OtherDuty: 8.5%
In other countries
No other national tariff on border.bot has live lines under 7318.15 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 7318.15?
The United States tariff splits HS 7318.15 (threaded articles: Other screws and bolts, whether or not with their nuts or washers) into 28 national lines: 7318.15.20.10 (having shanks or threads with a diameter of less than 6 mm), 7318.15.20.20 (track bolts), 7318.15.20.30 (structural bolts), 7318.15.20.41 (right-angle anchor bolts) and 24 others.
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: