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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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