HS 7318 – Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel.
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel.
Subheadings
Child tariff lines and MFN rates
| HS code | Description | MFN rate |
|---|---|---|
| 7318-11 – Coach screws | MFN Free | |
| 7318-11-00-00 | Coach screws | Free |
| 7318-12 – Other wood screws | MFN Free | |
| 7318-12-00-00 | Other wood screws | Free |
| 7318-13 – Screw hooks and screw rings | MFN Free | |
| 7318-13-00-00 | Screw hooks and screw rings | Free |
| 7318-14 – Self-tapping screws | MFN Free | |
| 7318-14-00-00 | Self-tapping screws | Free |
| 7318-15 – Other screws and bolts, whether or not with their nuts or washers | MFN Free | |
| 7318-15-00-10 | Screws | Free |
| 7318-15-00-42 | Hex head or machine | Free |
| 7318-15-00-45 | Studs | Free |
| 7318-15-00-49 | Other | Free |
| 7318-16 – Nuts | MFN Free | |
| 7318-16-00-10 | Lock | Free |
| 7318-16-00-90 | Other | Free |
| 7318-19 – Other | MFN Free | |
| 7318-19-00-00 | Other | Free |
| 7318-21 – Spring washers and other lock washers | MFN Free | |
| 7318-21-00-00 | Spring washers and other lock washers | Free |
| 7318-22 – Other washers | MFN Free | |
| 7318-22-00-00 | Other washers | Free |
| 7318-23 – Rivets | MFN Free | |
| 7318-23-00-00 | Rivets | Free |
| 7318-24 – Cotters and cotter-pins | MFN Free | |
| 7318-24-00-00 | Cotters and cotter-pins | Free |
| 7318-29 – Other | MFN Free | |
| 7318-29-00-00 | Other | Free |
Top importers in this heading
At least 1661 Canadian companies imported goods under heading 73.18 according to the CBSA Canadian Importers Database, 2023 data.
Most frequent importers
- FASTENAL CANADA, LTD. FASTENAL CANADA, LTEE - Ontario - 14 codes
- THE HILLMAN GROUP CANADA ULC - Ontario - 13 codes
- MCMASTER-CARR SUPPLY COMPANY - California - 12 codes
- ALIGN AEROSPACE CANADA, ULC - Quebec - 11 codes
- FORD MOTOR COMPANY OF CANADA,LIMITED/FORD DU CANADA LIMITEE - Ontario - 11 codes
- LION HARDWARE - Quebec - 11 codes
- CANADAIR - Quebec - 10 codes
- ENDRIES INTERNATIONAL CANADA INC. - Ontario - 10 codes
- FCA CANADA INC. - Ontario - 10 codes
- FINNING INTERNATIONAL INC. - British Columbia - 10 codes
Codes with importers
- 7318.11.00.00 - 7 importers
- 7318.12.00.00 - 12 importers
- 7318.13.00.00 - 30 importers
- 7318.14.00.00 - 46 importers
- 7318.15.00.10 - 342 importers
- 7318.15.00.42 - 100 importers
- 7318.15.00.45 - 73 importers
- 7318.15.00.49 - 4041 importers
- 7318.16.00.10 - 906 importers
- 7318.16.00.90 - 406 importers
- 7318.19.00.00 - 202 importers
- 7318.21.00.00 - 147 importers
- 7318.22.00.00 - 343 importers
- 7318.23.00.00 - 92 importers
- 7318.24.00.00 - 71 importers
- 7318.29.00.00 - 240 importers