The Sikorsky-Boeing SB-1 Defiant Coaxial Helicopter Takes Its First Flight



Warzone/The Drive: Watch Sikorsky And Boeing's SB>1 "Defiant" Compound Helicopter Fly For The First Time

The long delayed flight is a big accomplishment for team Defiant and marks a new stage in the fight to own the Army's future helicopter order book.

The SB>1 Defiant has taken to the skies for the very first time. The coaxial rotor compound helicopter design took off from Sikorsky's West Palm Beach facility at 7:47 AM today and flew for roughly half an hour, performing slow-speed handling tests. It did not engage its pusher propeller during the inaugural flight. The event is a triumph for the Sikorsky-Boeing team that hopes the SB>1 will eventually get put into production to fulfill portions of the Army's Future Vertical Lift requirement and more.

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