AD 2024-19-17
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Inc | Airworthiness Directives; Bell Textron Inc. and Various Restricted Category Helicopters |
| aircraft | Bell | Textron Inc | Airworthiness Directives; Bell Textron Inc. and Various Restricted Category Helicopters |
Unsafe Condition
The failure of a tension torsion (TT) strap, which can result in loss of a main rotor blade and subsequent loss of control of the helicopter.
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Required Actions
Remove TT straps part numbers AA-204-310-101-101, AA-204-310-101-101C, AA-204-310-101-103, and AA-204-310-101-103C installed by STC No. SR03408CH from service and prohibit installing those TT straps on any helicopter.
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Compliance Time
Within 50 hours time-in-service (TIS)
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Affected Aircraft
Bell Textron Inc. Model 204B, 205A, 205A-1, 205B, 210, and 212 helicopters and various restricted category helicopters with certain part-numbered TT straps installed by supplemental type certificate (STC) No. SR03408CH.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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