AD 2011-01-15
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company Model 757-200 | Airworthiness Directives; The Boeing Company Model 757-200, -200CB, and -300 Series Airplanes |
Unsafe Condition
Fatigue cracking of the fuselage skin of the crown skin panel along the chem-milled step at stringers S-4 left and S-4 right, from stations 297 through 439.
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Required Actions
Conduct repetitive inspections for cracking of the fuselage skin of the crown skin panel along the chem-milled step at stringers S-4 left and S-4 right, from stations 297 through 439. Repair any cracks found. Terminate repetitive inspections for repaired areas only.
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Compliance Time
Before the accumulation of 15,000 total flight cycles, or within 30 days after the original issue date of the service bulletin, whichever occurs later.
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Affected Aircraft
The Boeing Company Model 757-200, -200CB, and -300 Series Airplanes.
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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