Business · 02/05/2011Updated: 10/17/2026 · 1 min read

Boeing Issues Airworthiness Directive for 747-200B, -300, -400, -400D, and -400F Series Airplanes Powered by Pratt and Whitney 4000 or General Electric CF6-80C2 Engines

Summary

Boeing has issued an airworthiness directive requiring inspections and repairs to prevent fatigue cracking and potential separation of a strut and engine on certain 747-200B, -300, -400, -400D, and -400F series airplanes powered by specific engines, following a report of incorrectly installed mid-pivot bolt assemblies during strut modification.

Original source language: Federal Register — Transportation DepartmentOpen original release →

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