AD 2016-13-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Fatigue cracking in the longitudinal floor beam web, upper chord, and lower chord of certain Boeing Model 737-100, -200, -300, -400, and -500 series airplanes, which could result in rapid loss of cabin pressure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect for tapered fillers and determine if they are installed. Investigate and take corrective actions if necessary. Continue repetitive inspections for fatigue cracking in the longitudinal floor beam web, upper chord, and lower chord at certain body stations, and repair if necessary.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
The Boeing Company Model 737-100, -200, -300, -400, and -500 series airplanes, as specified in the AD.
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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