AD Amdt-39-11054
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747 | Airworthiness Directives; Boeing Model 747 Series Airplanes |
Unsafe Condition
Fatigue cracking or loose/missing fasteners in the aft torque bulkheads of the outboard nacelle struts could result in failure of the outboard nacelle strut diagonal brace load path and possible separation of the nacelle from the wing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct new repetitive inspections to detect fatigue cracking or loose/missing fasteners in the aft torque bulkheads of the outboard nacelle struts. Repair, if necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 747 series airplanes, including additional airplanes as expanded by this amendment.
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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