Precision Flat Hairspring for Pocket Watches from Canada
Flat spiral hairspring for antique-style pocket watch restoration, made from blued steel wire for visual appeal and function. HTS 7320.90.1000 applies to all hairsprings of iron/steel regardless of watch type, as horological regulating springs.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify 'for horological restoration' on commercial invoice to prevent industrial spring misclassification
• Package individually wrapped to avoid damage claims and maintain separate classification
• For vintage replicas, include historical pattern documentation for potential cultural property reviews