Regulation & law · 28/09/2006Updated: 10/17/2026 · 1 min read

FAA Adopts New Airworthiness Directive for Rolls-Royce Turboshaft Engines

The Federal Aviation Administration (FAA) has issued a new airworthiness directive (AD) for Rolls-Royce Corporation's models 250-C30, 250-C40, and 250-C47 series turboshaft engines, which will limit the lifespan of third- and fourth-stage turbine wheels to prevent potential engine failures.