AD Amdt-39-8781
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | General Electric | CT7 Series | Airworthiness Directives; General Electric CT7 Series Turboprop and Turboshaft Engines |
Unsafe Condition
Fatigue cracks in gas generator turbine (GGT) rotor assembly parts due to reduced low cycle fatigue (LCF) capability from plasma-spray process during manufacture.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove from service certain gas generator turbine (GGT) rotor assembly parts that were plasma-sprayed during manufacture.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
General Electric CT7 series turboprop and turboshaft engines with gas generator turbine (GGT) rotor assembly parts plasma-sprayed during manufacture.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.