AD 2016-23-05

final rule
Data completeness: 80%

Airworthiness Directives; Airbus Helicopters (Previously Eurocopter France) Helicopters

AD Number
2016-23-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2016-9396
FR Citation
81 FR 85126

Applicability

TypeManufacturerModelDetails
aircraft Airbus Various Airworthiness Directives; Airbus Helicopters (Previously Eurocopter France) Helicopters

Unsafe Condition

Failure of the control rod bearing resulting in end play, loss of tail rotor pitch control, and subsequent loss of control of the helicopter.

Required Actions

Check the TGB oil level at specified intervals, replace the bearing part number (P/N) 704A33-651-093 or P/N 704A33-651-104 with a bearing, P/N 704A33-651-245 or 704A33-651-246, and prohibit installing bearing P/N 704A33-651-093 or P/N 704A33-651-104 on any helicopter.

Compliance Time

Within 15 hours TIS

Affected Aircraft

Airbus Helicopters (Previously Eurocopter France) Model SA-365N1, AS-365N2, AS 365 N3, SA-366G1, EC 155B, and EC155B1 helicopters with bearing P/N 704A33-651-093 or P/N 704A33-651-104.

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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