Bulk Hex Jam Nut M4
A thin hex jam nut with M4 metric threading, made of steel, designed for locking adjustments in precision assemblies. As a threaded nut of iron or steel, it falls squarely under tariff item 7318.16.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | +50.0% | 50% |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the nut is imported as part of a bolt assembly
Bolts and similar threaded articles are classified under this sibling item.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the nut is properly classified as a threaded nut of iron or steel; no special permits are required
• Declare the correct country of origin to determine the applicable Most-Favoured-Nation (MFN) duty rate
• Keep commercial invoices with detailed product descriptions for CBSA inspection
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