Mason Jar Rubber Gasket Lid Seal from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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