AD Amdt-39-10520
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Various | Airworthiness Directives; Bell Helicopter Textron (Bell) Model 204B, 205A, and 205A-1 Helicopters |
| aircraft | Bell | 204B | Airworthiness Directives; Bell Helicopter Textron (Bell) Model 204B, 205A, and 205A-1 Helicopters |
Unsafe Condition
Fatigue cracks in the vertical fin spar, including those with steel doublers, caused by a large number of high-power events.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify and inspect the vertical fin spar. Replace the vertical fin spar with an airworthy one if any crack is discovered before further flight.
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
Bell Helicopter Textron Model 204B, 205A, and 205A-1 helicopters.
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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