Airworthiness Directive
AD 2026-12-03: Main rotor gearbox
Airworthiness Directives; Airbus Helicopters
- Effective
- Jul 14, 2026
- Published
- Jun 9, 2026
- Registered aircraft
- 489
Models this AD may apply to
AI-extracted — verify against originalMatched from the AD's applicability section. Applicability must be confirmed by a mechanic against the aircraft's records.
Aircraft
- Airbus Helicopters AS 350B3
- Airbus Helicopters AS350B2
- Airbus Helicopters AS350B3
- Airbus Helicopters AS350BA
- Airbus Helicopters AS355F2
- Airbus Helicopters AS355N
- Airbus Helicopters AS355NP
- Airbus Helicopters EC 130 T2
- Airbus Helicopters EC 130B4
Applicability
From the AD textThis AD applies to all Airbus Helicopters Model AS350B, AS350B1, AS350B2, AS350B3, AS350BA, AS350D, AS355E, AS355F, AS355F1, AS355F2, AS355N, AS355NP, EC130B4, and EC130T2 helicopters, certificated in any category.
Related ADs
Supersedes or revises AD 2025-06-04.
Read the AD in the Federal RegisterReport an error on this page