Airworthiness Directives; CFM International, S.A. Engines
What happened
The FAA proposes to adopt a new airworthiness directive (AD) for certain CFM International, S.A. (CFM) Model CFM56-5B, CFM56-5C, and CFM56-7B engines with a certain high-pressure turbine (HPT) inner stationary seal installed. This proposed AD was prompted by multiple reports of honeycomb separation from the surface of HPT inner stationary seals. This proposed AD would require initial and…
Quoted from FAA design approval and airworthiness documents in the Federal Register, 14 September 2026, under that publisher's own terms. US government work, public domain, 58 of 120 words quoted.
The facts
- What happened
- Airworthiness directive
- When
- 14 September 2026
- The company
- CFM International, Supplier
- Market segment
- Airline and commercial air transport
- Subject
- MRO and aftermarket
- Where the entry came from
- Found in the public record
- First in the record
- 4 October 2026
Named in this entry
Every company whose name is printed on this page and that the record holds a page for. It says who is named here, not who works with whom.
CFM InternationalSupplier
One entry in the record, this one included
What else the record holds on CFM International
This is the only entry naming CFM International in the current record. The record covers the last thirty days, so an absence is a quiet month and not a judgement.
The source
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- Published by
- FAA design approval and airworthiness documents in the Federal Register, 14 September 2026
- The original
- Read the originalfederalregister.gov/…/airworthiness-dire…
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