Helicopters

Sikorsky-Boeing team to squeeze a bit more speed from SB-1 Defiant

By 2021-10-13T03:26:00

SB-1 Defiant - distributed 12 October 2021

Source: Sikorsky

The Sikorsky-Boeing joint team behind the SB-1 Defiant, a co-axial helicopter with a pusher propeller, believes the rotorcraft demonstrator can go slightly faster.

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