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How can I find LEAP Fan Blade information with MLE Serial Number?

If you are able to read the MLE (Metallic Leading Edge) S/N, you may retrieve the following information:

  • MLE P/N,
  • Blade S/N,
  • Blade P/N,
  • 3 moment-weights,
  • Wedging angle “Delta Alpha CR90”
  • → Locate the following file “LEAP Fan Blade Metallic Leading Edge SN Match” in the widget “Documents”. 

    • Make sure you have a LEAP engine selected in the Top-Nav to get access to the file



    • Select “Meeting Materials” in the drop-down menu on the top-right corner:
    • Select “Reference Materials” to display the following list: 


    • Select the Excel file “MLE Tracking - LEAP Fan Blade Metallic Leading Edge SN Match” and download it by clicking on the button   .  Note this file is large and may take some time to download. This file will be updated once a month with addition of new references produced.
    • Open the file and in the third tab: use the filter to search by MLE S/N.
    • If you do not find your particular MLE S/N or the Fan Blade information associated is not provided, please create an inquiry using the AskCFM widget specifying the MLE S/N in question.
    • If AskCFM widget is not available, send a direct mail to :

    o Safran Aircraft Engines: cfm.csc@safrangroup.com if you are located in Europe, Middle East, Africa, and India.

    o  GE Aviation:  aviation.fleetsupport@ge.com if you are located in America, China, Asia Pacific.    

    NOTICES:

    1) This document is not only intended to inform users. It enables to connect MLE with blade S/N without submitting a MyCFM inquiry.

    2) Please note that you can also get access to the file by filling the research field with S/N:


    3) This file will contain values from factories; therefore, if a repair has been applied on a part in shop, updated valued won’t be reported in this file.







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