Copper Alloy Lock Spring Assembly
Phosphor bronze spring pack for tensioning lock tumblers and bolts. Under HTS 8301.60.00.10 as specialized copper alloy parts for base metal locks. Fatigue-resistant for high-cycle operations.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If hatches and doors springs
Non-security springs use mountings heading.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Spring rate certifications matching lock manufacturer specs
• Plating analysis confirming corrosion resistance for security
• Avoid 'general springs' declarations triggering 8302
Related Products under HTS 8301.60.00.10
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