AD 2000-09-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Allison | Engine Company AE 3007 Series | Airworthiness Directives; Allison Engine Company AE 3007 Series Turbofan Engines |
Unsafe Condition
Low cycle fatigue (LCF) failure of cone shafts, which could result in an uncontained engine failure and damage to the aircraft.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove cone shafts from service before exceeding new cyclic life limits and replace with serviceable parts. The specific cyclic life limits vary by engine model: 9,500 cycles for AE 3007A, 14,500 cycles for AE 3007C, 7,500 cycles for AE 3007A1, AE 3007A1/1, and AE 3007A1/2, 3,500 cycles for AE 3007A1/3, and 2,400 cycles for AE 3007A1P.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before exceeding the specified cyclic life limits for each engine model.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Allison Engine Company AE 3007A, AE 3007A1, AE 3007A1/1, AE 3007A1/2, AE 3007A1/3, AE 3007A1P, and AE 3007C turbofan engines with cone shafts, part numbers 23050728 and 23070729, installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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