AD 2011-03-06

final rule
Data completeness: 70%

Airworthiness Directives; Eurocopter France Model AS-365N2, AS 365 N3, and SA-365N1 Helicopters

AD Number
2011-03-06
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2010-0781
FR Citation
76 FR 13065

Applicability

TypeManufacturerModelDetails
aircraft Eurocopter France Model AS-365N2, AS 365 N3, and SA-365N1 Airworthiness Directives; Eurocopter France Model AS-365N2, AS 365 N3, and SA-365N1 Helicopters

Unsafe Condition

Failure of the aluminum tail rotor (T/R) blade pitch control shaft, part number 365A33.6161.20 or 365A33.6161.21, leading to loss of T/R control 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

Remove the aluminum T/R blade pitch control shaft, P/N 365A33.6161.20 or P/N 365A33.6161.21, and replace it with a steel T/R blade pitch control shaft, P/N 365A33.6214.20, following the specified portions of Eurocopter Alert Service Bulletin No. 01.00.59, dated June 21, 2007.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Within 100 hours time-in-service, unless accomplished previously.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Eurocopter France Model AS-365N2, AS 365 N3, and SA-365N1 helicopters, with an aluminum tail rotor (T/R) blade pitch control shaft, part number (P/N) 365A33.6161.20 or P/N 365A33.6161.21, installed, certificated in any category.

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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