AD 2017-20-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Fatigue cracking in certain structural significant items (SSIs) could lead to structural failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the maintenance or inspection program to add supplemental inspections for SSIs. Inspect each SSI for cracks and repair any cracked structure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before the accumulation of 66,000 total flight cycles, or within 12 months after the effective date of this AD, whichever occurs later.
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Affected Aircraft
The Boeing Company Model 737-300, -400, and -500 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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