AD Amdt-39-11189
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper | Aircraft | Airworthiness Directives; The New Piper Aircraft, Inc. Models PA- 31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 Airplanes |
Unsafe Condition
Reports of cracks developing in the elevator spar inboard of the outboard hinge location, which could result in failure of the elevator spar caused by fatigue cracking and reduced airplane controllability.
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Required Actions
Install access holes for the inspection of the elevator spar. Inspect the elevator ice protection boots for looseness and reinstall or replace them if loose. Repeatedly inspect the elevator spars for cracks and replace the elevators or elevator spar assemblies with improved parts either at a specified time period or when cracks are found, whichever occurs first.
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Compliance Time
Within a specified time period or upon finding cracks, whichever occurs first.
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Affected Aircraft
The New Piper Aircraft, Inc. Models PA-31, PA-31-300, PA-31-325, PA-31-350, and PA-31P-350 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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