BRAND and MODEL
SIKORSKY S-51
TYPE
General-purpose utility helicopter
ORIGIN
United States of America
ENGINE
One 336 kw (450 hp) Pratt & Whitney R-985-AN-5 Wasp Junior nine-cylinder air-cooled radial engine
SPECIFICATIONS
Rotor diameter: 14.9 m (49 ft)
Length including rotor: 17.3 m (57 ft 0½ in)
Overall length: 13.7 m (44 ft 11 in)
Height: 3.95 m (13 ft)
Max speed: 166 km/h (103 mph)
Time to climb to 3,048 m (10,000 ft): 15 mins
Service ceiling: 4,115 m (13,500 ft)
Range at 137 km/h (85 mph): 480 km (298 miles)
Empty weight: 1,720 kg (3,792 lb)
Loaded weight: 2,263 kg (4,989 lb)