High-Pressure Compressor Spool for Trent 1000
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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for marine or power generation gas turbines
Non-aircraft applications have distinct provisions.
If imported as raw titanium billet before machining
Unwrought titanium under Chapter 81.
If functions as transmission shaft in assembly
Shafts with mechanical transmission roles classify separately.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• 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
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