Picture Tube Base Glass Seal from Japan
Fused glass-to-metal seal that hermetically connects the CRT base pins to the glass envelope while maintaining vacuum integrity. Custom frit composition for thermal matching. Classified 8540.91.50.00.
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
• Provide frit composition analysis; test for helium leak rates; document Kovar pin material specs