Barometer Evacuation Valve Assembly from Japan
Precision valve assembly for evacuating and sealing aneroid barometer capsules. Maintains partial vacuum for pressure sensitivity. Classified HTS 9025.90.06.00 as specialized barometer assembly tool.
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
• Prove manufacturing process integration for principal use determination
• Specify vacuum rating (10^-3 torr) for instrument quality control
• Avoid 8481 valve classification with process-specific evidence