AD 2015-23-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Cracks in fuselage frames and a missing strap not installed on a fuselage frame during production can result in severed frames. Multiple adjacent severed frames, or the combination of a severed frame and fuselage skin chemical mill cracks, can lead to uncontrolled decompression of the airplane.
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Required Actions
Inspect to determine if the strap adjacent to a certain stringer is installed, and repair if missing. Perform repetitive inspections of the frame for cracking or a severed frame web. Conduct related investigative and corrective actions if necessary. Optional actions are provided to terminate certain repetitive inspections.
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Compliance Time
Within 12 months of the effective date (January 4, 2016)
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Affected Aircraft
The Boeing Company Model 737-100, -200, -200C, -300, -400, and -500 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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