Transport i infrastruktura · 27/10/2011

Bell Helicopter Textron Canada Issues Airworthiness Directive for Model 407 and 427 Helicopters

The Federal Register has published an amendment to Airworthiness Directive (AD) 2011-15-51, requiring inspections and replacements of hydraulic servo actuators in Bell Model 407 and 427 helicopters to ensure airworthiness.

Source: Federal Register — Transportation DepartmentOpen original release →

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Transport i infrastruktura · 10/1/2026

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