AD Amdt-39-9286
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747 | Airworthiness Directives; Boeing Model 747 Series Airplanes Equipped With General Electric Model CF6-80C2 Series Engines or Pratt & Whitney Model PW4000 Series Engines |
| engine | Pratt & Whitney | PW4000 Series | Airworthiness Directives; Boeing Model 747 Series Airplanes Equipped With General Electric Model CF6-80C2 Series Engines or Pratt & Whitney Model PW4000 Series Engines |
| engine | General Electric | CF6-80C2 Series | Airworthiness Directives; Boeing Model 747 Series Airplanes Equipped With General Electric Model CF6-80C2 Series Engines or Pratt & Whitney Model PW4000 Series Engines |
Unsafe Condition
Failure of the strut and subsequent loss of the engine due to insufficient damage tolerance capability and durability of the strut-to-wing attachments.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the nacelle strut and wing structure to improve damage tolerance and durability, perform inspections and checks to detect discrepancies, and correct any discrepancies found.
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
Boeing Model 747 series airplanes equipped with General Electric Model CF6-80C2 series engines or Pratt & Whitney Model PW4000 series engines.
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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