AD 2007-26-05

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 777-200, -200LR, -300, and -300ER Series Airplanes

AD Number
2007-26-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2007-28854
FR Citation
72 FR 71212

Applicability

TypeManufacturerModelDetails
aircraft Boeing 777-200 Airworthiness Directives; Boeing Model 777-200, -200LR, -300, and -300ER Series Airplanes

Unsafe Condition

A cracked left elevator actuator fitting was found on a Model 777 airplane. The cracking could detach the fitting from the elevator, leading to an unrestrained elevator and an unacceptable flutter condition, which could result in loss of airplane control.

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Required Actions

Perform initial and repetitive inspections for cracking of the elevator actuator fittings using dye penetrant or high-frequency eddy current (HFEC) methods. Replace any cracked fitting with a new one having the same or optional part number as identified in the service bulletin. Inspections and replacements must follow the Accomplishment Instructions of Boeing Alert Service Bulletin 777-55A0015.

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Compliance Time

Within the compliance times specified in Boeing Alert Service Bulletin 777-55A0015, with the effective date of this AD as the reference point.

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Affected Aircraft

All Boeing Model 777-200, -200LR, -300, and -300ER series airplanes, certificated in any category.

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Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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