Business · 03/01/2011Updated: 10/17/2026 · 1 min read

The Boeing Company Proposes New Airworthiness Directive for 727 Series Airplanes

Summary

The Boeing Company is proposing a new airworthiness directive to replace the existing fuel quantity indication system wire bundles with double shielded wire bundles, install a new wire feed-through fitting, and perform repetitive low frequency eddy current inspections to prevent potential fuel tank explosions due to lightning strikes and ignition sources.

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

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