Silicone Watch Case O-Ring Kit from Canada
Assorted silicone O-rings for sealing watch case openings against water and dust intrusion. Under HTS 9111.90.70.00 as 'other' elastomeric case parts in multiple diameters/thicknesses. Standard diver's watch service kits.
Duty Rate — Canada → United States
16.4%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Durometer hardness specs essential; food-grade silicone for skin safety
• Kit packaging affects set vs individual classification