AD 2018-13-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
fatigue cracking in the lower outboard wing skin at the farthest outboard fastener of the inboard segment of stringer L-9.5
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
repetitive high frequency eddy current (HFEC) inspections for cracking of the lower outboard wing skin at the inboard segment of a certain stringer, and repair if necessary
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
the later of 1,500 flight cycles or 7,500 flight hours after winglet installation
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
The Boeing Company Model 767-300 and -300F series airplanes with winglets installed per Supplemental Type Certificate ST01920SE
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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