Transport i infrastruktura · 15/07/1994

Airworthiness Directives; Pratt & Whitney JT9D Series Turbofan Engines

The US Federal Aviation Administration (FAA) adopts a new airworthiness directive for Pratt & Whitney JT9D series turbofan engines to prevent uncontained failures due to thermal mechanical interference inducing low cycle fatigue cracks.

Source: Federal Register — Transportation DepartmentOpen original release →

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