AD 2026-21-02
Effective 10/26/2026 · Published 10/09/2026
Airworthiness Directives; Airbus Helicopters Deutschland GmbH (AHD) Helicopters
Summary
The FAA is adopting a new airworthiness directive (AD) for all Airbus Helicopters Deutschland GmbH (AHD) Model MBB-BK 117 C-1 helicopters. This AD was prompted by a report of a louver box assembly detaching in flight due to incorrect installation. This AD requires repetitively accomplishing a play check of the affected louver box assembly and, depending on the results of the check, accomplishing corrective actions.…