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.
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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.
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Import Tips & Compliance
• Spring rate certifications matching lock manufacturer specs
• Plating analysis confirming corrosion resistance for security
• Avoid 'general springs' declarations triggering 8302
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