AD 2013-09433
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Eurocopter | Deutschland GmbH | Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters |
Unsafe Condition
Installation of blind rivets instead of solid rivets in the long tail rotor drive shaft, which could result in failure of the long tail rotor drive shaft 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
Within 100 hours time-in-service, inspect the long tail rotor drive shaft assembly for blind rivets. If blind rivets are found, replace the shaft assembly with an airworthy one.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 100 hours time-in-service
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Eurocopter Deutschland GmbH Model MBB-BK 117 C-2 helicopters with long tail rotor drive shaft assembly part number B651M1002101 or B651M1002102 installed.
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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