AD 2008-10-15
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747-100 | Airworthiness Directives; Boeing Model 747-100, 747-100B, 747-200B, 747-200C, 747-200F, 747-300, 747SR, and 747SP Series Airplanes |
Unsafe Condition
Cracked fastener holes at the right S-6 lap splice between STA 340 and STA 380, which could lead to fuselage skin cracking and result in rapid decompression and loss of structural integrity.
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Required Actions
Inspect to determine if acceptable external skin doublers are installed at the S-6 lap splices between STA 340 and STA 400. For airplanes without acceptable doublers, perform repetitive investigative actions and corrective actions if necessary. An optional terminating modification is provided to stop repetitive investigative actions.
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Compliance Time
Before further flight
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Affected Aircraft
Boeing Model 747-100, 747-100B, 747-200B, 747-200C, 747-200F, 747-300, 747SR, and 747SP 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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