Steam Turbine Labyrinth Seal from Germany
Non-contact seal with interlocking teeth preventing steam leakage between rotating and stationary turbine parts. Precision-machined from hard alloys, HTS 8406.90.45.80 as other parts (not leak-proof packing). Reduces efficiency losses in high-speed turbine environments.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Differentiate from brush seals or packing via clearance specifications
• Surface finish measurements critical for customs engineering review