EASA AD 2021-0145
Wings — Wing Tip Assembly — Modification
EASA Airworthiness Directive 2021-0145 is an airworthiness directive issued by the European Union Aviation Safety Agency affecting Airbus A380-841, A380-842, and A380-861 aeroplanes. It addresses a potential structural integrity issue in the wing tip assemblies caused by parts made from 7449 aluminium alloy. The directive mandates modification of the wing tip assemblies to a new design using 7010 aluminium alloy to prevent cracking.