AD 2021-19-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Leonardo S.p.a. Helicopters |
Unsafe Condition
cracking in a hoist support assembly which, if not addressed, could affect the structural integrity of the hoist support assembly, leading to in-flight detachment of the hoist assembly, and possibly resulting in damage to, and reduced control of, the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
a one-time inspection of any hoist support assembly having P/N 212-8800-02-1 for cracking and, depending on the findings, replacement with a serviceable part, as specified in EASA Emergency AD 2021-0072-E, 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
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Affected Aircraft
Leonardo S.p.a. Model AB412 and AB412 EP helicopters, all serial numbers.
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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