AD 2011-01-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company Model 727 | Airworthiness Directives; The Boeing Company Model 727, 727C, 727-100, 727-100C, 727-200, and 727-200F Series Airplanes |
Unsafe Condition
Reports of cracks in the aft pressure bulkhead web, which could adversely affect the structural integrity of the airplane, resulting in difficulty maintaining cabin pressurization or rapid decompression of the airplane.
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Required Actions
Conduct repetitive detailed inspections of the aft pressure bulkhead web for cracking, and repair if necessary. For certain airplanes, an optional preventative modification of the aft pressure bulkhead web is available, which would terminate certain repetitive detailed inspections.
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Compliance Time
Within the applicable compliance time specified in the referenced service bulletin.
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Affected Aircraft
The Boeing Company Model 727, 727C, 727-100, 727-100C, 727-200, and 727-200F Series Airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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