AD Amdt-39-15326

final rule
Data completeness: 70%

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, 747SR, and 747SP Series Airplanes

AD Number
Amdt-39-15326
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-0411
FR Citation
73 FR 1052

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, 747SR, and 747SP Series Airplanes

Unsafe Condition

Fatigue cracking in structural significant items, potentially leading to reduced damage tolerance and compromised structural integrity.

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

Required Actions

Revise the FAA-approved maintenance inspection program to include inspections ensuring no less than the required damage tolerance rating for each structural significant item. Repair any cracked structure identified during inspections.

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 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series airplanes.

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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