AD 2013-09433

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter Deutschland GmbH Helicopters

AD Number
2013-09433
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2012-0773
FR Citation
78 FR 25361

Applicability

TypeManufacturerModelDetails
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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