MH-53E Sea DragonU.S. NavyContractor: Sikorsky Aircraft Division of United Technologies Corp.
Date Deployed: First flight: Dec 23, 1981;
Operational: June 1986.
Propulsion: Three General Electric T64-GE-419 turboshaft engines (4,750 shaft horsepower each).
Length: Fuselage: 73 feet, 4 inches (22 meters); Overall: 99 feet 0.5 inches (30.2 meters).
Height: 28 feet 4 inches (8.6 meters).
Rotor Diameter: 79 feet (24.1 meters).
Weight: Max. Gross weight, w/ external load: 69,750 lbs (31,693 kg)
Max. Gross weight, w/internal load: 69,750 lb (31,693 kg)
Empty weight: 36,745 lb (16,667 kg)
Airspeed: Max: 150 knots (278 km/hour).
Ceiling: 10,000 feet.
Range: Max: 1050 nautical miles.
Crew: Two pilots, one aircrewman.
Load: 55 troops or 32,000 pounds (14,512 kg) cargo.