High Crown Hex Nut M20
A high crown hex nut with M20 threading, made of steel, designed for high-pressure applications requiring extra height for strength. As a threaded nut of iron or steel, it is classified 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 high crown nut is imported with a bolt
Bolts are classified under the 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 high crown design does not make the nut a special-purpose fastener; if so, classification may change
• Provide pressure ratings and material certifications to CBSA
• Check if the nut is for use in pressure vessels, which may require additional compliance
Related Products under Tariff item 7318.16.00
1/2-20 Chrome-Plated Wheel Lugnut
A non-locking chrome-plated steel lugnut with 1/2-20 UNF threading, standard for many American trucks and SUVs. It is a threaded nut of iron or steel, classified under tariff item 7318.16.00 as a nut.
14x1.5 Chrome Lugnut for Toyota Vehicles
A non-locking chrome-plated lugnut sized 14x1.5, commonly used on Toyota sedans and trucks for wheel retention. It is a threaded nut of iron or steel, classified under tariff item 7318.16.00 as a nut.
14x1.5 Locking Acorn Lug Nuts
A conical seat acorn-style locking lug nut, 14x1.5 thread for European sedans, with o-ring seal and nylon locking ring. It is a threaded nut of iron or steel with locking features, classified under tariff item 7318.16.00 as a nut.
17mm Chrome-Plated Open-End Lugnut
A non-locking open-end chrome-plated lugnut for 17mm hex sockets, used on compact cars. It is a threaded nut of iron or steel, classified under tariff item 7318.16.00 as a nut.
Adaptive Fit Locking Lug Nuts
A universal adaptive seat locking lug nut fitting multiple wheel types (conical to mag), with self-adjusting polymer lock and steel body. It is a threaded nut of iron or steel with locking features, classified under tariff item 7318.16.00 as a nut.
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.