SIKORSKY S-51

 

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)