AD 2018-25-18

Recurring final rule
Data completeness: 80%

Airworthiness Directives; ATR-GIE Avions de Transport Régional Airplanes

AD Number
2018-25-18
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2018-0167
FR Citation
83 FR 64438

Applicability

TypeManufacturerModelDetails
aircraft ATR-GIE Avions de Transport Régional Airworthiness Directives; ATR-GIE Avions de Transport Régional Airplanes

Unsafe Condition

Cracking in main landing gear (MLG) universal joints (U-joints) due to thermal abuse during the grinding process by the U-joint manufacturer in production, or by a maintenance organization during overhaul and/or repair.

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

Required Actions

Repetitive detailed inspections of the affected U-joints for cracks, and replacement if necessary. The inspections must be done in accordance with the applicable service information.

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

All ATR-GIE Avions de Transport Régional Model ATR42 and ATR72 airplanes.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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