Business · 25/10/1994Updated: 10/18/2026 · 1 min read

Boeing Issues Airworthiness Directive for 737-300, -400, and -500 Series Airplanes Equipped With CFM56-3 Engines

Boeing has issued an airworthiness directive requiring modification, adjustments, and tests of the thrust reverser system on certain 737-300, -400, and -500 series airplanes, following a safety review that identified the need for additional features to minimize the risk of in-flight thrust reverser deployment.