Equipped with a turbocharged engine, the multirole F-28B never entered production. The Useful Load and External Cargo Payloads are 950 lb (431 kg). By the glossary definition of Useful Load, the calculated Empty Weight is approximately 700 kg.
VTOL type: Helicopter
Lift devices: 1 Single main rotor
Dedicated control device: 1 Tail rotor
Crew required: 1 in Side-by-side arrangement
Landing gear: Skids