Regulation & law · 13/12/1999

FAA Proposes New Airworthiness Directive for CFM56-2 Engines to Detect Cracks in High Pressure Turbine Front Rotating Air Seals

The Federal Aviation Administration (FAA) proposes a new airworthiness directive (AD) for CFM International CFM56-2, -2A, -2B, -3, -3B, and -3C series turbofan engines, requiring a one-time eddy current inspection for cracks in the bolt holes of high pressure turbine front rotating air seals.