AD Amdt-39-11245

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 747-400 Series Airplanes

AD Number
Amdt-39-11245
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 99-NM-61-AD
FR Citation
64 FR 43053

Applicability

TypeManufacturerModelDetails
aircraft Boeing 747-400 Airworthiness Directives; Boeing Model 747-400 Series Airplanes

Unsafe Condition

Fatigue cracking of the area surrounding the fastener holes and broken or missing fasteners on the E-42 satellite communications (SATCOM) rack and its supporting fuselage structure.

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

Required Actions

Inspect the E-42 SATCOM rack and fuselage structure for fatigue cracking and broken or missing fasteners. Perform corrective actions if necessary to repair detected issues.

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

Compliance Time

Within 50 flight hours after the effective date of the AD.

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

Affected Aircraft

Boeing Model 747-400 series airplanes with the E-42 satellite communications (SATCOM) rack installed.

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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