SB-1 Defiant

WEST PALM BEACH, Fla. — After three test flights, Sikorsky and Boeing are gathering more data from the ground-based propulsion system test bed (PSTB) before it returns to the air, […]

  Senate lawmakers want the Army to consider speeding up acquisition of a futuristic replacement for the UH-60 Black Hawk and want a tailored acquisition plan to do so delivered […]

The Bell [TXT] V-280 Valor advanced tiltrotor has met all U.S. Army Key Performance Parameters (KPPs) for the Joint Multi-Role Technology Demonstration (JMR-TD) program in flight testing, and the company plans […]

NASHVILLE — The Boeing [BA]-Sikorsky built SB-1 Defiant technology demonstrator is set to undertake its third flight in the next 10 days to accomplish frequency sweeps and to check several […]

The Army could have a speedy, long-range Black Hawk replacement within 10 years, provided the service sticks to its own schedule, as long as the Future Long-Range Assault Aircraft (FLRAA) […]

The SB-1 Defiant has begun spinning rotors in West Palm Beach, Fla., where the Sikorsky [LMT]-Boeing [BA] team is readying the compound helicopter prototype for its first flight early this […]

Just after Christmas, Sikorsky [LMT] and Boeing [BA] released two photographs of the SB-1 Defiant compound helicopter prototype, which has been completed and rolled out of the West Palm Beach, […]

First flight of the SB-1 Defiant compound helicopter prototype has been pushed to 2019, officials from program partners Boeing [BA] and Lockheed Martin [LMT] announced Dec. 12. Sikorsky, which developed […]

Installation of its eight 30-foot-long rigid rotor blades is all the SB-1 Defiant needs to be a complete compound helicopter scheduled for a first flight before the end of the […]