AD 2007-26-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 757-200 | Airworthiness Directives; Boeing Model 757-200, -200CB, and -300 Series Airplanes |
Unsafe Condition
Cracked intercostal tee clips at the number 3 and number 4 doorstops of the passenger door cutouts, which could result in additional stress on adjacent components and lead to further cracking or breaking, potentially causing door seal failure and rapid decompression.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform repetitive detailed inspections with a borescope for cracks of the intercostal tee clips, or repetitive detailed inspections for cracks of the intercostal tee clips and attachment fasteners at the number 3 and number 4 doorstops; conduct related investigative and corrective actions if necessary.
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Compliance Time
Before the accumulation of 20,000 total flight cycles or within 3,000 flight cycles after the effective date of this AD, whichever is later.
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Affected Aircraft
Boeing Model 757-200, -200CB, and -300 series airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin 757-53A0093, dated November 8, 2006.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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