Flying platform. Further development of the Model 1031 with an 8ft diameter duct and 3 engines. All control provided by deflection of the slipsream from the rotors as pilot movements could no longer be used to control the aircraft because of the increased size and weight of the aircraft.
VTOL type: Helicopter
Lift devices: 2 in Coaxial configuration
Crew required: 1 in Other arrangement
Landing gear: Wheels (non-retractable)