Angular Contact Ball Bearing Retainer
Precision retainer for angular contact ball bearings handling combined loads in machine tools. HTS 8483.90.70.00 as parts of 8483.20 housed bearings. Enables high-speed thrust capability.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If parts of semiconductor wafer polishing machines
Tooling machine parts for semiconductor processing in Chapter 84.
If molded plastic retainers
Plastic bearing parts classified separately from metal parts.
If for precision measuring instruments
Measuring/testing equipment parts in Chapter 90.
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Import Tips & Compliance
• Contact angle specifications critical for proper classification
• Cleanliness certifications needed for precision bearings
• Avoid bulk packaging misclassification as unfinished goods
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