AD 2023-21-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; ATR-GIE Avions de Transport Régional Airplanes |
Unsafe Condition
loose fasteners and cracks in the horizontal stabilizer (HS) left- and right-hand leading edge lateral ribs, the box in between, the center box upper panel, and HS forward back-up fitting
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
an inspection of the HS affected areas for discrepancies and applicable corrective action, as specified in EASA AD 2023-0125
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Compliance Time
Within 50 flight hours
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Affected Aircraft
ATR--GIE Avions de Transport R[eacute]gional Model ATR42-500 and ATR72-212A airplanes, certificated in any category, as identified in ATR Service Bulletin ATR42-55-0020, dated March 2, 2023; or ATR Service Bulletin ATR72-55-1013, dated March 2, 2023; as applicable
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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