8409.10.00.40/Boeing 737 MAX LEAP-1B Bearing Housing/Japan

Boeing 737 MAX LEAP-1B Bearing Housing from Japan

Precision-machined bearing housing for main engine bearings in CFM LEAP-1B turbofan powering Boeing 737 MAX civil aircraft. Provides structural support and oil containment, classified 8409.10.0040.

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

• Oil system compatibility certification required for housing classification

• Match exact engine serial number ranges for 737 MAX variants

• Avoid declaring as generic housing without bearing-specific details