Business · 05/08/1994Updated: 10/16/2026 · 1 min read
Airworthiness Directives; AlliedSignal, Inc. TPE331 Series Turboprop and TSE331 Series Turboshaft Engines
Summary
The Federal Aviation Administration (FAA) proposes a new airworthiness directive for AlliedSignal, Inc.'s TPE331 series turboprop and TSE331 series turboshaft engines to prevent uncontained failure of turbine rotors, fire, or loss of aircraft control.