Semiconductor Vacuum Pump Turbine from Japan
Gas turbine component in turbomolecular vacuum pumps for semiconductor processing chambers. Falls under 8411.99.9085 as non-aircraft gas turbine parts supporting crystal growth and wafer processing environments.
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
• Specify ultimate vacuum pressure ratings; include helium leak test certificates; comply with vacuum equipment safety directives