By the glossary definition, with a Useful Load of 8500 lb (3856 kg), the calculated Empty Weight is approximately 5443 kg.
Design authority: Sikorsky Aircraft Corp.
Primary manufacturer: Sikorsky Aircraft Corp.
Parent type: Sikorsky S-61/H-3
Aircraft status: No longer flying
VTOL type: Helicopter
Lift devices: 1 Single main rotor
Dedicated control device: 1 Tail rotor
Crew required: TBA in Side-by-side arrangement
Landing gear: Wheels (some retractable)