The FAA is adopting a new airworthiness directive for all Eurocopter France Model SA-365N, SA-365N1, AS-365N2, AS 365 N3, EC 155B, EC155B1, SA-365C, SA-365C1, SA-365C2, and SA-366G1 helicopters.

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The FAA is adopting a new airworthiness directive for the Bell Helicopter Textron Inc. Model 205A, 205A-1, and 205B helicopters with certain starter/generator power cable assemblies.

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The FAA is adopting a new airworthiness directive for certain Honeywell International Inc. air data pressure transducers as installed on various aircraft.

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A new rule amends the regulations governing noise certification standards for issuing type and airworthiness certificates for the civil, hybrid airplane-rotorcraft known as the tiltrotor.

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The FAA is adopting a new airworthiness directive for Eurocopter France Model AS350BA helicopters with certain AERAZUR emergency flotation gear container assemblies installed.

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The FAA is adopting a new airworthiness directive for all Eurocopter Deutschland GmbH Model EC135 helicopters, except the EC 135 P2+ and T2+. This AD requires inspecting each upper and lower plain journal bearing and replacing the swashplate assembly with an airworthy swashplate assembly if a bearing is not correctly positioned.

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The FAA is adopting a new airworthiness directive for Agusta S.p.A. A109E and Model A109S helicopters with certain lower semichannel assemblies installed. This AD requires a one-time inspection of the lower semichannel assemblies to determine if metallic spacers are installed.

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The FAA is superseding an existing airworthiness directive for all Turbomeca S.A. Arriel 1A, 1A1, 1A2, 1B, 1C, 1C1, 1C2, 1D, 1D1, 1E, 1E2, 1K, 1K1, 1S, and 1S1 turboshaft engines. This new AD requires determining the engine history; performing a one-time visual inspection of the axial compressor for erosion; performing initial and repetitive cleaning of the gas generator hollow shaft; and replacing the rear bearing if the amount of dust collected during cleaning exceeds 8 grams.

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The FAA is superseding an existing airworthiness directive (AD) for all Turbomeca S.A. Arriel 1E2, 1S, and 1S1 turboshaft engines. This AD is effective January 7, 2013.

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The FAA is adopting a new airworthiness directive for all Eurocopter France Model SA.315B Alouette III, SE.3160 Alouette III, SA.316B Alouette III, SA.316C Alouette III, SA.319B Alouette III, SA 3180-ALOUETTE ASTAZOU, SA 318B-ALOUETTE ASTAZOU, and SA 318 C-ALOUETTE ASTAZOU helicopters.

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