AD 67-02-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 727-100 Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-100C Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-200 Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727-200F Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727 Series | BOEING Model 727 Series Airplanes |
| aircraft | The Boeing Company | 727C Series | BOEING Model 727 Series Airplanes |
Unsafe Condition
Cracks have occurred on flanges of the trailing edge hinge fittings of the stabilizer ribs at specific stations and on the stabilizer trailing edge beam due to high frequency oscillation of the closing panels and the trailing edge beam.
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Required Actions
Within 200 hours' time in service after the effective date, inspect for cracks using eddy current or visual methods followed by dye penetrant if needed. Repairs must be made before further flight. Discontinue inspections after modification per specified service bulletins, but require a pre-modification inspection.
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Compliance Time
Within 200 hours' time in service after the effective date of this AD, and at intervals not to exceed 200 hours' time in service thereafter
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Affected Aircraft
The Boeing Company Model 727 Series Airplanes listed in Boeing Service Bulletin No. 55-15
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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