AD 2022-14-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Leonardo S.p.a. Helicopters |
Unsafe Condition
fatigue cracking of tailboom attachment bolts
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
replacing the upper left-hand tailboom attachment bolt, visually inspecting the other three tailboom attachment bolts and all barrel nuts for corrosion and damage, replacing the attachment bolt or barrel nut as applicable, and a torque check following each replacement of a tailboom attachment bolt or after tailboom installation
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
all serial-numbered Leonardo S.p.a. Model AB212, AB412, and AB412EP helicopters
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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