AD 2021-12-03

final rule
Data completeness: 70%

Airworthiness Directives; Leonardo S.p.a.

AD Number
2021-12-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2021-0446
FR Citation
86 FR 31905

Applicability

TypeManufacturerModelDetails
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.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

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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