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8409.10.00/Turbine Engine Exhaust Diffuser Cone/Japan

Turbine Engine Exhaust Diffuser Cone from Japan

Inconel diffuser cone slowing exhaust gases post-turbine in aircraft engines. Classified 8409.10.00 as aircraft engine part.

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%
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Import Tips

• Thermal expansion data essential to prove high-temp aircraft design

• Avoid bulk metal scrap valuation; use replacement cost method