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Bell 505

FAA AD 2026-05-51: Bell 505 – Prohibit Use of Aft Movable Ballast Box Weights

MainGearbox
3 Apr 2026

FAA AD 2026-05-51 mandates immediate RFM limitation prohibiting ballast weights in the aft movable ballast box on affected Bell 505 helicopters to prevent potential tail rotor strike and loss of control.

Rotorcraft

Safety & Advisory

EASA AD 2026-0072: Power Plant – Engine Mount Fitting – Inspections / Replacement

FAA AD 2026-05-51: Bell 505 – Prohibit Use of Aft Movable Ballast Box Weights

EASA AD 2026-0066: AW189 Life Raft Safety Pin Inspection and Overwater Restriction

EASA AD 2026-0020R1: Airbus Helicopters H160-B Main Rotor Pitch Rod End Inspection (Revision 1)

FAA AD 2026-06-04: Bolt Replacement Required on Airbus Helicopters MBB-BK117 D-3 Flight Controls

EASA AD 2026-0057: Personal Locator Beacons on Emergency Life-Rafts – Operational Check

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