Graphite Seals for Electrical Slip Ring Assemblies from Japan
Self-lubricating graphite sealing rings used in high-speed electrical slip ring assemblies to prevent contamination while maintaining electrical brush contact. Classified under HTS 8545.90.40.00 for carbon articles in electrical applications.
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
• Document slip ring RPM capability and sealing pressure ratings
• Verify graphite lubricity properties through coefficient of friction testing
• Specify electrical isolation properties for high-voltage applications