Unvulcanized Natural Rubber O-Ring Blanks from Japan
Ring-shaped blanks of unvulcanized natural rubber for molding into seals. Falls under HTS 4006.90.10.00 as 'rings' (articles) of unvulcanized natural rubber.
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
• Certify as natural rubber only (no synthetics mixed); distinguish from pre-vulcanized latex items
• Pitfall: oversized threads (>5mm cross-section) reclassify per note 6