Defence Helicopter

PREMIUM: SB>1 Defiant hits new speed with acceleration left to spur

15th October 2020 - 07:29 GMT | by Tim Martin in London

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The SB>1 co-axial helicopter has recorded a new flight test speed of 232kt.

The Sikorsky-Boeing made SB>1 Defiant co-axial helicopter has reached a speed of 232kt during flight testing – a first for the FLRAA competitor.

The feat was achieved on 12 October using only two-thirds prop torque and engine power, according to Sikorsky, suggesting that future flights will see the aircraft fly even ...

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