AD 2021-12-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; ATR-GIE Avions de Transport Régional Airplanes |
Unsafe Condition
a structural failure of the seat track attachment during an emergency landing, possibly resulting in injury to occupants, and affecting emergency evacuation.
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Required Actions
a detailed visual inspection of each affected part for deficiencies (sealant blockage and out of tolerance ligaments), and depending on findings, accomplishment of applicable corrective actions, as specified in EASA AD 2020-0097R1, which includes replacement of seat track sections, and replacement of the entire seat track.
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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 ATR42-300, -320, and -500 airplanes; and all Model ATR72-101, -102, -201, -202, -211, -212, and -212A airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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