Cork Bullet Seal Wafers from Mexico
Wafers of natural cork crimped into bullet casings for ammunition sealing. HTS 4503.90.20.00 for cork wafers; provides wad-like expansion seal. Used in shotshells.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• ITAR/EAR export controls apply; import licenses needed
• Declare as generic wafers, not ammunition parts (9306)
• Metal content minimal to maintain cork heading