Ceramic Cylindrical Roller for High-Speed Bearings from Japan
Silicon nitride ceramic cylindrical rollers for hybrid bearings in high-speed spindles and electric vehicles. Under HTS 8482.91.0080 as other cylindrical rollers, valued for low friction and heat resistance. Ideal for semiconductor manufacturing tools.
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
• Include material test reports confirming ceramic composition; anti-dumping scrutiny common for Asian imports
• Pitfall: hybrid bearing assemblies classify differently from loose rollers