BN Business News
Add your company to Business Communicator →

Business · 18/04/1995Updated: 10/18/2026 · 1 min read

AlliedSignal Inc. Receives Airworthiness Directive Amendment for TFE731-3 Series Turbofan Engines

Summary

The Federal Aviation Administration has issued an airworthiness directive amendment requiring AlliedSignal Inc. to remove suspect low pressure turbine disks from its TFE731-3 series turbofan engines due to a risk of creep fatigue, which can lead to engine failure and aircraft damage.

Original source language: Federal Register — Federal Aviation AdministrationOpen original release →

Explore insights

Business insights →