AD Amdt-39-11097
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747-100 | Airworthiness Directives; Boeing Model 747-100, -200, and -300 Series Airplanes |
Unsafe Condition
Fatigue cracks in certain lower lobe fuselage frames on the left side of the fuselage could lead to fatigue cracks in the fuselage skin, resulting in rapid decompression of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect certain lower lobe fuselage frames for cracks. Repair any detected cracks as necessary. Repeat inspections at specified intervals.
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 747-100, -200, and -300 series airplanes.
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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