Mason Jar Rubber Gasket Lid Seal from China
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 — China → United States
20.2%
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
• 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