With the assistance of members of the elite U.S. Army Yuma Proving Ground (YPG) Airborne Test Force (ATF), three Marine Corps pilots and their flight crews were able to practice conducting sling load ...
The Sikorsky-Boeing team behind the SB-1 Defiant demonstrator is pressing on with additional flight tests, five months after submitting to the US Army a proposal for the Future Long Range Air Assault ...
The Sikorsky-Boeing SB-1 Defiant rotorcraft demonstrated the ability to lift a 2,400kg (5,300lb) sling load in a recent test flight. The co-axial helicopter with a pusher propeller is still undergoing ...
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