Crystal Clock Case Gasket from Canada
Silicone gasket ring compressed between clock crystal and case body for dust/moisture sealing. Precision molded to case specifications. Qualifies as HTS 9112.90.00.00 case part in Chapter 91.
Duty Rate — Canada → United States
15.5%
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 ratings prove sealing function for watches
• Cross-section diagrams show crystal-case compression design
• Avoid Chapter 40 bulk rubber by case-specific molding evidence