2024-30539. Airworthiness Directives; CFM International, S.A. Engines  

  • Estimated Costs

    Action Labor cost Parts cost Cost per product Cost on U.S. operators
    Replace HPT stage 1 disk (42 affected parts) 8 work-hours × $85 per hour = $680 $215,635 (pro-rated) $216,315 $9,085,230
    Replace forward outer seal (24 affected parts) 8 work-hours × $85 per hour = $680 $47,500 (pro-rated) 48,180 1,156,320
    Replace compressor rotor stages 6-10 spool (15 affected parts) 8 work-hours × $85 per hour = $680 $37,660 (pro-rated) 38,340 575,100

Document Information

Published:
12/23/2024
Department:
Federal Aviation Administration
Entry Type:
Proposed Rule
Action:
Notice of proposed rulemaking (NPRM).
Document Number:
2024-30539
Dates:
The FAA must receive comments on this proposed AD by February 6, 2025.
Pages:
104462-104465 (4 pages)
Docket Numbers:
Docket No. FAA-2024-2668, Project Identifier AD-2024-00561-E
RINs:
2120-AA64: Airworthiness Directives
RIN Links:
https://www.federalregister.gov/regulations/2120-AA64/airworthiness-directives
Topics:
Air transportation, Aircraft, Aviation safety, Incorporation by reference, Safety
PDF File:
2024-30539.pdf
CFR: (1)
14 CFR 39