Mason Jar Rubber Gasket Lid Seal from Mexico
A ring-shaped vulcanized rubber gasket that fits under metal lids for mason jars, creating a vacuum seal for food preservation. Classified as a seal/closure under HTS 4016.99.1500. Distinct from Chapter 73 metal closures by rubber's sealing function.
Duty Rate — Mexico → United States
12.7%
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
Import Tips
• Document as separate rubber gaskets, not metal lid assemblies, to maintain Chapter 40 status
• Food-grade certification (FDA 21 CFR 177.2600) required for compliance