AD 2022-09-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
The omission of a shim between the main torque box (MTB) skin panel and rear spar flange at the attachment to the root fitting could result in a reduction in fatigue performance of the MTB skin panel and rear spar root fittings, which could affect the structural integrity of the airplane.
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Required Actions
Inspect the MTB skin panel and rear spar root fitting for cracking and delamination, and applicable on-condition actions, including measurement of the gap between the MTB skin panel and the rear spar flange, installation of a new shim between the MTB skin panel and the rear spar flange, and installation of new fasteners in the MTB skin panel and the rear spar flange.
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Compliance Time
Within 14 work-hours
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Affected Aircraft
The Boeing Company Model 787-8, 787-9, and 787-10 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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