Steel Cotter Pin 1/8 x 1 Inch
A standard steel cotter pin, 1/8 inch by 1 inch, with a split end that is hammered into place to secure bolts or pins in mechanical assemblies. This classic non-threaded steel cotter pin is classified under tariff item 7318.24.00, which covers cotters and cotter-pins.
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 pin is used as a dowel pin
If the product is a solid pin without a split, it may be classified under other non-threaded fasteners.
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 split end is clearly visible in product photos or descriptions to confirm cotter pin classification
• Provide the steel type and finish on the invoice
• For bulk imports, consider using a customs broker to streamline clearance
Related Products under Tariff item 7318.24.00
Cadmium Plated Cotter Pin 7/32 x 1-3/4 Inch
A cadmium-plated steel cotter pin, 7/32 inch by 1-3/4 inch, designed for military and aviation applications where corrosion resistance is critical. The cadmium coating is a surface treatment that does not alter the base metal classification, so it remains a cotter pin of iron or steel under tariff item 7318.24.00.
Color-Coded Cotter Pin Kit Steel
A kit of color-coded steel cotter pins with nylon tips, designed for maintenance professionals to quickly identify sizes. The nylon tips are a minor addition that does not change the essential character of the steel cotter pins, which remain classifiable under tariff item 7318.24.00 as cotters and cotter-pins.
Extended Prong Steel Cotter Pin 3/16 x 3 Inch
An extended prong steel cotter pin, 3/16 inch by 3 inches, with elongated split prongs for high-vibration applications in engines and industrial pumps. Its non-threaded iron or steel construction and function as a pivot retention device place it squarely under tariff item 7318.24.00 for cotters and cotter-pins.
Half-Round Steel Cotter Pin 9/64 x 1 Inch
A half-round steel cotter pin, 9/64 inch by 1 inch, with a semi-circular cross-section for tight clearance applications in hydraulic cylinders. The cross-sectional shape is within the 16 mm limit for wire, and its non-threaded steel construction classifies it under tariff item 7318.24.00 as a cotter pin.
Heavy Duty Steel Cotter Pin 3/16 x 2 Inch
A heavy-duty steel cotter pin, 3/16 inch by 2 inches, with a tapered split for easy insertion and expansion in heavy machinery. As a non-threaded iron or steel cotter pin, it falls under tariff item 7318.24.00, which covers cotters and cotter-pins regardless of size.
High-Tensile Steel Cotter Pin 1/4 x 2-1/2 Inch
A high-tensile alloy steel cotter pin, 1/4 inch by 2-1/2 inches, with 180 ksi tensile strength for heavy lifts in cranes and rigging. The alloy composition does not change its classification as a steel cotter pin under tariff item 7318.24.00, which covers cotters and cotter-pins of iron or steel.