Power Reserve Indicator Mainspring from China
Extended mainspring barrel for watches with 7+ day power reserve indicators, powering complex mechanical movements. HTS 9114.90.38.00 includes such high-capacity 'other' springs as essential watch parts.
Duty Rate — China → United States
21.7%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Torque specifications and winding tests documentation prove watch movement functionality
• Distinguish from clock mainsprings (larger dimensions) that may classify under different clock headings
• For precious metal versions, exact plating thickness determines chapter 71 vs. 91 classification