AD Amdt-39-11229

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 737-600 Series Airplanes

AD Number
Amdt-39-11229
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 99-NM-155-AD
FR Citation
64 FR 40514

Applicability

TypeManufacturerModelDetails
aircraft Boeing 737-600 Airworthiness Directives; Boeing Model 737-600 Series Airplanes

Unsafe Condition

Fracturing of the elevator tab mast fitting and excessive freeplay in the elevator tab can lead to loss of controllability of the airplane.

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

Required Actions

Revise the Airplane Flight Manual (AFM) to prohibit operation under certain conditions. Perform repetitive inspections of the tab mast fittings of the elevator tab assemblies to detect cracking. Conduct an elevator tab freeplay check. Install an additional fastener on the elevator tab mast fitting. Replace the elevator tab mast fitting with a new, improved fitting.

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

Boeing Model 737-600 series airplanes, as specified in the AD.

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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