Fuselage - Stringers of Forward and Aft of the Bulkhead - Inspection
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AI-generated summary of the official EASA document. Verify against the PDF before acting.
What to do
Operators of Boeing 747-8F and 747-8 series airplanes must conduct detailed inspections of the stringers forward and aft of the bulkhead at station 2598 according to the Boeing Alert Requirements Bulletin 747-53A2911 RB dated November 3, 2022. Any cracks found must be repaired using FAA-approved methods. The AD becomes effective on September 6, 2023, and compliance must follow the specified intervals in the service bulletin.
Summary
The Federal Aviation Administration (FAA) Airworthiness Directive 2023-14-03 is a final rule addressing all Boeing Model 747-8F and 747-8 series airplanes. It mandates inspections of fuselage stringers, specifically those common to the end fittings forward and aft of the bulkhead at station 2598, due to reported cracks. The directive aims to prevent structural integrity issues caused by stress corrosion cracking in these stringers.
What changed
This new airworthiness directive introduces mandatory detailed inspections of the stringers near the bulkhead at station 2598 on Boeing 747-8F and 747-8 airplanes. It requires operators to perform inspections at specified intervals and take corrective repair actions if cracks are found. The AD also clarifies compliance times and repair approval procedures.
Why it matters
This directive is critical for aviation professionals because undetected cracks in the fuselage stringers could lead to skin failure adjacent to the bulkhead, compromising the airplane's structural integrity. Operators and maintenance teams must ensure timely inspections and repairs to maintain airworthiness and safety. Compliance helps prevent potential in-flight structural failures and associated safety risks.
More for Boeing 747
All 80- EASA AD US-2026-13-03Fuselage - Stringers and Stringer Splice Fittings - InspectionJul 7, 2026
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- EASA AD US-2025-09-08Stabilizers - Outboard Elevators - Maintenance Records Check / InspectionMay 5, 2025
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