Superseded. This AD was superseded by AD 2026-01-08. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2025-23-52
Effective 12/08/2025 · Published 11/21/2025
Airworthiness Directives; Airbus Helicopters
Summary
The FAA is adopting a new airworthiness directive (AD) for all Airbus Helicopters Model EC130B4 and EC130T2 helicopters. The FAA previously sent this AD as an emergency AD to all known U.S. owners and operators of these helicopters. This AD was prompted by a determination that the service life limit of the center shaft assembly needs to be corrected because a crack could initiate on the center shaft assembly. This A…