AD 2008-22-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 727 | Airworthiness Directives; Boeing Model 727 Airplanes |
Unsafe Condition
Elongated holes and cracks found in the lugs of the attachment fittings of the elevator quadrant upper support assembly at the tip of the vertical fin, which could lead to failure of the lugs and accelerate wear elsewhere in the elevator control system.
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Required Actions
Inspect for cracks in the area of the elevator side fitting/hinge fitting joint, inspect for elongation inside and outside of the holes in the clevis and lug, perform HFEC inspections for cracks inside and outside of the holes in the clevis and lug, and perform all applicable corrective actions and other specified actions as per Boeing Special Attention Service Bulletin 727-55-0092. Repeat inspections at specified intervals.
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Compliance Time
Within the compliance times specified in Boeing Special Attention Service Bulletin 727-55-0092, dated June 4, 2007.
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Affected Aircraft
All Boeing Model 727, 727C, 727-100, 727-100C, 727-200, and 727-200F series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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