AD 2013-15-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Various | Airworthiness Directives; Bell Helicopter Textron Helicopters |
| aircraft | Bell | Helicopter Textron | Airworthiness Directives; Bell Helicopter Textron Helicopters |
Unsafe Condition
Fatigue cracking of tail rotor blades (T/R blades), part numbers 212-010-750-009, -105, and -107, leading to failure and potential loss of helicopter control.
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Required Actions
Within 25 hours time-in-service (TIS) or 30 days, whichever occurs first, and thereafter at the same intervals, clean and visually inspect each T/R blade assembly using a 3X or higher magnifying glass for cracks, corrosion, nicks, scratches, or dents. Visually inspect certain parts of each T/R blade using a 10X or higher magnifying glass for cracks or other damage, and measure the depth of any damage found. Before further flight, replace any cracked T/R blade and repair or replace any damaged T/R blade. Replacing a blade with T/R blade, part number 412-016-100-111, is a terminating action for the inspection requirements.
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Compliance Time
Within 25 hours TIS or 30 days, whichever occurs first, and thereafter at the same intervals.
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Affected Aircraft
Bell Helicopter Textron Model 205A, 205A-1, 205B, 210, 212, 412, 412CF, and 412EP helicopters with certain tail rotor blades (part numbers 212-010-750-009, -105, and -107).
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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