AD Amdt-39-10820
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | Helicopter Systems Model 369D | Airworthiness Directives; McDonnell Douglas Helicopter Systems Model 369D, 369E, 369FF, 500N, AH-6, and MH-6 Helicopters |
Unsafe Condition
Wear from spinning of the bearing outer race on the overrunning clutch retainer, carrier, housing, and pin could lead to failure of the overrunning clutch, excessive vibration, and subsequent loss of power to the helicopter rotor drive system.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Visually inspect the overrunning clutch retainer, carrier, housing, and pin for wear from bearing outer race spinning. Address any detected wear as specified in the AD to prevent clutch failure and power loss.
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
McDonnell Douglas Helicopter Systems Models 369D, 369E, 369FF, 500N, AH-6, and MH-6 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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