AD 2019-24-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Cracking of center wing stringers and skins due to fatigue-related cracking, which could result in the inability of the structure to sustain limit loads and adversely affect the structural integrity of the airplane.
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Required Actions
Repetitive eddy current, low frequency (ETLF) inspections of the left and right side fastener holes for any crack; repetitive eddy current, high frequency (ETHF) inspections of the lower skin for any crack; and repair if any crack is found.
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Compliance Time
Within 50 flight hours
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Affected Aircraft
All The Boeing Company Model MD-90-30 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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