High-Pressure Compressor Spool for Trent 1000 from Japan
Forged titanium spool assembly connecting multiple compressor stages in Rolls-Royce Trent 1000 engines for Boeing 787 Dreamliner. Engineered for 12:1 pressure ratios typical of modern aircraft turbofans. Falls under HTS 8411.99.90.90 as rotating aircraft turbine part.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide compressor performance curves and engine model cross-reference for customs validation
• ITAR-controlled; ensure BIS license or aircraft end-user certificate is attached
• Document heat treatment specs to distinguish from industrial compressor parts