AD Amdt-39-9492
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747-100 and -200 | Airworthiness Directives; Boeing Model 747-100 and -200 Series Airplanes Modified in Accordance With Supplemental Type Certificate (STC) SA2322SO or SA4227NM-D. |
Unsafe Condition
Malfunction of the safety interlock system of the main deck side cargo door could result in the door opening in flight and rapid decompression.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the latch safety pins of the main deck side cargo door repetitively, deactivate certain panel lights, and install a placard indicating the deactivation.
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 and -200 series modified with STC SA2322SO or SA4227NM-D.
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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