AD 2006-06-12

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Aerospatiale Model ATR72 Airplanes

AD Number
2006-06-12
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2005-21909
FR Citation
71 FR 15024

Applicability

TypeManufacturerModelDetails
aircraft Aerospatiale Model ATR72 Airworthiness Directives; Aerospatiale Model ATR72 Airplanes

Unsafe Condition

Rupture of the upper arm of the main landing gear (MLG) secondary side brace assembly due to fatigue cracking.

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

Required Actions

Perform a one-time general visual inspection for contamination of the upper arms of the MLG secondary side brace assemblies. Conduct repetitive eddy current inspections for cracking of the upper arms at specified intervals. Replace affected upper arms if cracking is found. Eventually replace all aluminum upper arms with steel upper arms.

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

Compliance Time

Within 200 flight cycles after the effective date of this AD.

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

Affected Aircraft

Aerospatiale Model ATR72-101, -102, -201, -202, -211, -212, and -212A airplanes, certificated in any category; except airplanes that have received ATR Modification 5522 in production.

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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