AD Amdt-39-11265
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Canada | Airworthiness Directives; Bell Helicopter Textron, A Division of Textron Canada, Model 206L, L-1, L-3, and L-4 Helicopters |
| aircraft | Bell | Helicopter Textron | Airworthiness Directives; Bell Helicopter Textron, A Division of Textron Canada, Model 206L, L-1, L-3, and L-4 Helicopters |
Unsafe Condition
Fatigue failure of the mast or trunnion, which could result in loss of the main rotor system and subsequent loss of control of the helicopter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Create or update a component history card or equivalent record using the Retirement Index Number (RIN) system for certain mast and trunnions. Establish a system for tracking increases to the accumulated RIN. Increase the RIN multiplier for the mast as specified in the amendment.
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
Bell Helicopter Textron, A Division of Textron Canada, Model 206L, L-1, L-3, and L-4 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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