AD Amdt-39-10128
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747 | Airworthiness Directives; Boeing Model 747 Series Airplanes |
Unsafe Condition
Fatigue cracking in the diagonal brace lug could result in failure of the strut and consequent separation of the engine from the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct new repetitive inspections to detect discrepancies of the diagonal brace lugs, rework the lug if necessary, or defer rework by accomplishing repetitive inspections and resealing the bushing. An optional terminating modification for repetitive inspections is also provided.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 747 series airplanes subject to the existing AD, with certain engine strut diagonal brace lugs.
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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