Crystal Grinder Spindle Assembly from Germany
High-precision spindle with air bearings for rotating crystal boules during diameter grinding in semiconductor prep equipment. Fits 8431.10.0090 as part of 8425 grinders. Maintains sub-micron runout for accurate flat positioning.
Duty Rate — Germany → United States
15%
Rate breakdown
9903.94.5315%Parts of passenger vehicles and light trucks that are products of the European Union as specified in subdivision (o) of U.S. note 33 to this subchapter, with an ad valorem (or ad valorem equivalent as provided for in subdivision (m) of U.S. note 33 to this subchapter) rate of duty under column1 less than 15 percent.
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
9903.74.110%Articles as provided for in subdivision (l) of U.S. note 38 to this subchapter.
Import Tips
• Specify RPM and runout tolerances (<0.1 micron); provide assembly diagrams
• Common issue: undervaluation as generic motor under 8501