Regulacje i polityka gospodarcza · 18/12/2003
Boeing Proposes New Airworthiness Directive for 707 and 720 Series Airplanes
Boeing is proposing a new airworthiness directive to inspect and maintain the main landing gear of its 707 and 720 series airplanes to prevent corrosion, cracks, and loose nuts and bolts, which could lead to gear collapse upon landing.