GKN Aerospace has delivered the first all-composite wing spar for the Airbus A400M military airlifter. The 20m (66ft)-long spar marks the first application of carbon composites in the primary structure of a large transport aircraft wing. The A400M wing incorporates two front and two rear spars, each in two sections with integrated carbon pads for the attachment of engine nacelles and flap track beams.
Source: Flight International
