Hydraulic Cylinder Piston Assembly from Germany
Precision-machined piston designed for linear acting hydraulic cylinders used in semiconductor wafer grinders to achieve exact dimensional tolerances on crystal boules. This part falls under HTS 8412.90.90.05 as a component of linear acting hydraulic power engines and motors essential for semiconductor processing equipment. It enables controlled linear motion in high-precision grinding operations.
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
• Verify the part is specifically for linear acting hydraulic systems with engineering specs linking to semiconductor equipment
• Include manufacturer declarations confirming use in Chapter 84 statistical note equipment to avoid reclassification