AD 2021-12-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Leonardo S.p.a. |
Unsafe Condition
degradation of the installation of the bubble windows, which could cause loss of a bubble window during flight, possibly resulting in damage to the helicopter and injury to persons on the ground.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
modifying the left-hand and right-hand bubble windows with an improved bubble window kit, as specified in EASA AD 2018-0082, which is incorporated by reference.
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Compliance Time
Before further flight
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Affected Aircraft
Leonardo S.p.a. Model AW189 helicopters, if equipped with bubble windows kit part number 8G5620F00111.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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