AD 2014-01-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; the Boeing Company Airplanes |
Unsafe Condition
Cracks in stringer splices at body station STA 360 and STA 908, between stringer (S) S-10L and S-10R; cracks in butt straps between S-5L and S-3L, and S-3R and S-5R; vertical chem-mill fuselage skin cracks at certain butt joints; and an instance of cracking that occurred in all those three structural elements on one airplane. These cracks could result in the airplane not being able to sustain limit load requirements and possibly result in uncontrolled decompression.
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Required Actions
Repetitive inspections for any cracking of stringer splices and butt straps are required. Corrective and investigative actions are to be taken if necessary. After corrective actions are accomplished on a cracked stringer splice, repetitive inspections are terminated for that stringer splice only.
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Compliance Time
Before further flight
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Affected Aircraft
The Boeing Company Model 737-100, -200, -200C, -300, -400, and -500 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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