AD 2021-22-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Aviat | Various | Airworthiness Directives; Leonardo S.p.a. Helicopters |
Unsafe Condition
abnormal play on the collective torque tube, which could result in reduced control of the helicopter, resulting in a forced landing and consequent damage to the helicopter and injury to occupants.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
repetitive inspections of affected torque tube assemblies for any deficiency and corrective action if necessary; and the replacement of any affected part with a serviceable part, which is terminating action for the repetitive inspections, as specified in EASA AD 2021-0096.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 hours time-in-service (TIS) after the effective date of the FAA AD and repetitive inspections thereafter at intervals not to exceed 100 hours TIS.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Leonardo S.p.a. Model A119 and AW119 MKII 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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