AD 2019-24-17

Recurring final rule
Data completeness: 70%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2019-24-17
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2019-0406
FR Citation
84 FR 70000

Applicability

TypeManufacturerModelDetails
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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