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Ceramic Silicon Nitride Bearing Balls from Japan

High-performance silicon nitride ceramic balls for hybrid bearings in high-speed automotive and aerospace applications. Their non-magnetic and corrosion-resistant properties justify classification under HTS 8482.91.00 as bearing rollers.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Provide material safety data sheets confirming ceramic composition for duty preference programs

Document end-use in precision bearings to distinguish from industrial ceramic grinding media

Anti-dumping duties may apply; check Commerce Department scopes for Chinese-origin ceramics