Business · 07/01/2010Updated: 10/17/2026 · 1 min read

FAA Revises Airworthiness Directive for Boeing 747-400 Series Airplanes

Summary

The Federal Aviation Administration (FAA) is revising an existing airworthiness directive for certain Boeing 747-400, -400D, and -400F series airplanes to clarify the intended effect of the directive on spare and on-airplane fuel tank system components, following a design review of the fuel tank systems to prevent potential ignition sources inside fuel tanks.

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

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