Roller Bearing Housed Unit for Wafer Saws
Precision housed roller bearing designed for high-speed wafer slicing saws in semiconductor production. Falls under HTS 8483.20.8080 as other incorporating roller bearings for specialized machinery. Ensures ultra-flat rotation.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If recognized as semiconductor machine part
Wafer slicing saw dedicated parts classify under 8466 per statistical notes.
If actually ball bearing design
Precise bearing type dictates 8483.20.40 vs .80 split.
If for wafer dimension testing
Measuring instrument components go to Chapter 90.
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Import Tips & Compliance
• Include end-use statement for semiconductor; statistical note verification key
• Cleanroom compatibility certification
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