AD 2002-03-16
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron | Various | Airworthiness Directives; Bell Helicopter Textron, Inc.-Manufactured Model OH-13E, OH-13H, and OH-13S Helicopters |
| aircraft | Bell | Helicopter Textron | Airworthiness Directives; Bell Helicopter Textron, Inc.-Manufactured Model OH-13E, OH-13H, and OH-13S Helicopters |
Unsafe Condition
Cracks in the main rotor blade grip threads could lead to failure of the grip, loss of a main rotor blade, 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
Conduct recurring eddy current inspections of the main rotor blade grip threads. Replace any cracked grip with an airworthy grip before further flight. Report inspection results to the FAA Rotorcraft Certification Office.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight if a crack is detected.
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Affected Aircraft
Bell Helicopter Textron, Inc. Model OH-13E, OH-13H, and OH-13S helicopters with two added part numbers (P/N).
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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