AD 2009-07-52

final rule
Data completeness: 70%

Airworthiness Directives; Bell Helicopter Textron Canada Limited Model 206A Series, 206B Series, 206L Series, 407, and 427 Helicopters

AD Number
2009-07-52
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2009-0350
FR Citation
74 FR 17593

Applicability

TypeManufacturerModelDetails
aircraft Textron Canada Limited Model 206A Airworthiness Directives; Bell Helicopter Textron Canada Limited Model 206A Series, 206B Series, 206L Series, 407, and 427 Helicopters
aircraft Bell Helicopter Textron Canada Limited Model 206A Airworthiness Directives; Bell Helicopter Textron Canada Limited Model 206A Series, 206B Series, 206L Series, 407, and 427 Helicopters

Unsafe Condition

Failure of a bearing, failure of the lever assembly, and subsequent loss of control of the helicopter due to an incorrectly installed bearing in the cyclic control lever assembly.

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

Required Actions

Inspect each cyclic control lever assembly (lever assembly) with less than 50 hours time-in-service (TIS) to determine if the bearing, part number (P/N) 206-301-051-101, is correctly installed and properly staked. Replace any bearing that is incorrectly installed or improperly staked before further flight.

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

Compliance Time

Before further flight

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

Affected Aircraft

Bell Helicopter Textron Canada Limited Model 206A Series, 206B Series, 206L Series, 407, and 427 helicopters with lever assemblies, part numbers 206-001-401-111, 206-001-400-115, 206-001-400-111, 407-001-320-105, or 407-001-320-109, installed and having less than 50 hours TIS.

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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