AD 2008-25-07

Recurring final rule
Data completeness: 80%

Airworthiness Directives; Boeing Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, and 747SR Series Airplanes

AD Number
2008-25-07
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-0590
FR Citation
73 FR 75305

Applicability

TypeManufacturerModelDetails
aircraft Boeing 747-100 Airworthiness Directives; Boeing Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, and 747SR Series Airplanes

Unsafe Condition

Cracks or fractures of the forward end attachment and the forward lower flange of the flap tracks of the trailing edge flaps, which could result in the loss of a flap during takeoff or landing, reducing flightcrew ability to maintain the safe flight and landing of the airplane.

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

Required Actions

Inspect for cracks or fractures of the forward end attachment and the forward lower flange of the flap tracks of the trailing edge flaps, and take corrective actions if necessary. For certain airplanes, modify the fail-safe links of the main carriage.

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

Compliance Time

Within the specified repetitive inspection intervals (not explicitly stated in the provided text).

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

Affected Aircraft

Boeing Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, and 747SR 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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