Regulation & law · 03/10/2002Updated: 10/17/2026 · 1 min read

Sikorsky Issues Airworthiness Directive for S76A, B, and C Helicopters Following Lightning Strike Damage

The Federal Register has published an amendment to Airworthiness Directive AD 2002-15-51, requiring U.S. owners and operators of Sikorsky S76A, B, and C helicopters to inspect and remove damaged main rotor blades and blades with unclear service histories before further flight, following a lightning strike damage failure