NPT Threaded Iron Sleeve Coupling 1-1/2 Inch
A 1-1/2 inch NPT threaded sleeve coupling cast from nonalloy iron, designed for joining galvanized pipes in irrigation systems. The iron base material provides strength, and the threaded design qualifies it as a sleeve fitting under tariff item 7307.92.00.
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 coupling is of non-malleable cast iron
Non-malleable cast iron fittings are classified separately.
If the coupling is of other cast iron
Covers malleable or ductile cast iron fittings.
If the coupling has butt-welding ends
Butt-welding fittings are a distinct category.
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
• Specify the iron type (nonalloy) and NPT thread standard in your import documents
• For irrigation systems, ensure compliance with CSA B125 or applicable standards
• Provide the casting method (e.g
• sand casting) to support classification
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