Cast Iron Turbine Nozzle Support Ring from Japan
Rough cast iron ring supporting turbine nozzle segments in aircraft jet engines. Machined only for casting cleanup and finishing machine location, per HTS 8411.91.10.90 for aircraft turbopropeller parts. Distributes thermal and mechanical loads evenly.
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 radiographic test reports proving internal casting integrity
• Specify 'not heat treated' status if applicable for correct processing level
• Avoid commingling with finished parts shipments to maintain classification purity