Transport i infrastruktura · 30/05/2012
The Boeing Company Proposes New Airworthiness Directive for Model 707 and 720/720B Airplanes
The Boeing Company is proposing a new airworthiness directive to address reports of cracking in the midspar fittings and engine/nacelle strut separation on certain Model 707 and 720/720B airplanes, which could lead to loss of controllability during flight.