AD Amdt-39-17688
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper | Aircraft | Airworthiness Directives; Various Aircraft Equipped With Wing Lift Struts |
Unsafe Condition
Corrosion in wing lift struts and cracks in wing lift strut forks can lead to structural failure.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect wing lift struts for corrosion and wing lift strut forks for cracks. Replace corroded wing lift struts and cracked wing lift strut forks. Replace wing lift strut forks at specified intervals for certain airplanes. Install a 'NO STEP' placard on the wing lift strut.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Piper Aircraft, Inc. Model PA-18 airplanes, as well as other models listed in the AD, equipped with wing lift struts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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