AD 2006-20-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747 | Airworthiness Directives; Boeing Model 747 Airplanes |
Unsafe Condition
Cracking discovered in a skin lap joint that was previously inspected using the eddy current method, which could lead to disbonding and subsequent cracking of the skin panels, potentially causing rapid decompression of the airplane.
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Required Actions
Inspect the bonded skin panels in section 41 of the fuselage for disbonding, corrosion, and cracking at the longitudinal rows of fasteners. Repair any detected issues. Perform new inspections for airplanes that may have Alodine-coated rivets installed.
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Compliance Time
Within a specified timeframe (not explicitly stated in the provided text).
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Affected Aircraft
Boeing Model 747 airplanes, including those with Alodine-coated rivets installed.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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