AD 2025-15-09

Recurring final rule
Data completeness: 80%

Airworthiness Directives; The Boeing Company Airplanes

AD Number
2025-15-09
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2025-1724
FR Citation
90 FR 37787

Applicability

TypeManufacturerModelDetails
aircraft Boeing Company Airworthiness Directives; The Boeing Company Airplanes

Unsafe Condition

uncommanded fore and aft movement of the Captain's and First Officer's seats which, during a critical part of a flight such as takeoff or landing, could cause a flight control obstruction or unintended flight control input, which could result in the loss of the ability to control the airplane.

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

Required Actions

identifying the part number, and the serial number if applicable, of the Captain's and First Officer's seats and applicable on-condition actions for affected seats, including inspecting the fore/aft and vertical manual control levers for looseness, installing serviceable seats, and doing a seat functional test after any cable adjustment. A one-time detailed inspection and repetitive checks of the HMS for the Captain's and First Officer's seats and applicable on-condition actions, including clearing the seat tracks of foreign object debris (FOD), overhauling the HMS, and replacing the horizontal stabilizer.

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Compliance Time

Within 50 flight hours

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Affected Aircraft

The Boeing Company Model 777-200, -200LR, -300, -300ER, and 777F series 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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