Watch Balance Spring from United States
A precision helical hairspring made of steel wire, under 5.1 mm in diameter, used for mechanical watch balance wheels. This spring regulates timekeeping oscillation in watches. It falls under tariff item 7320.20.00 as a helical spring of iron or steel.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Ensure the spring is made of iron or steel and is helical in shape
• If the spring is imported as part of a complete watch, it may be classified under Chapter 91
• Note that clock or watch springs are specifically excluded from this heading and may fall under heading 9114