High-Precision Wafer Polisher Roller Bearing Outer Race
Ultra-precision outer ring for cylindrical roller bearings in chemical-mechanical wafer polishers achieving mirror-finish surfaces for semiconductor fabrication. Designed for high-speed, low-vibration polishing platens. Classified 8482.99.2560 for other cylindrical roller bearing outer rings.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for automotive cylindrical roller bearings
Statistical breaks distinguish semiconductor/general industrial applications.
If part of semiconductor pattern-generating apparatus
Photolithography equipment components shift to optical machinery chapters.
If for general other bearing parts not specified
Non-specific cylindrical roller races may fall into catch-all provisions.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Specify polishing tolerances (e.g
• <1nm roughness) to justify precision classification
• Provide CMP (chemical mechanical polishing) equipment compatibility certification
• Avoid classification as polishing machine parts (8464) by emphasizing bearing function
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