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

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China2.8%+17.5%20.3%
🇲🇽Mexico2.8%+10.0%12.8%
🇨🇦Canada2.8%+10.0%12.8%
🇩🇪Germany2.8%+10.0%12.8%
🇯🇵Japan2.8%+10.0%12.8%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8302.50.00Higher: 35% vs 20.3%

If hatches and doors springs

Non-security springs use mountings heading.

8301.40Lower: 15.7% vs 20.3%

If steel lock springs

Ferrous springs have separate provisions.

7419Lower: 10% vs 20.3%

If copper wire springs

Unspecified end-use springs classify generally.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Spring rate certifications matching lock manufacturer specs

Plating analysis confirming corrosion resistance for security

Avoid 'general springs' declarations triggering 8302