Sikorsky H-34 Choctaw
(S-58, HSS-1 Seabat, HUS-1 Seahorse, CH-34, UH-34)
Technical Information

Background
Built by Sikorsky Aircraft Corporation as model S-58. Developed from the smaller Sikorsky H-19 Chickasaw (S-55). On March 8, 1954 the first prototype flew. By September 1954 the first production versions entered service in the U.S. Navy (USN) as HSS-1 Seabat in anti-submarine configuration and HUS-1 Seahorse in utility configuration. The British produced the license built Westland Wessex. Also produced under license by Sud Aviation in France.

Production
A total of 2,340 were build.

References
Sikorsky Product History - Sikorsky S-58

Technical Details
Crew  Two (Pilot, Observer)
Engines  1 × Wright R-1820-84 Cyclone, 1,525 hp (1,137 kW)
Length  47' 2" (14.38 m) fuselage
Height  14' 3.5" (4.356 m)
Maximum Speed  122 mph, 196 km/h, 106 knots
Range  190 miles, 310 km, 170 nmi
Armament  door gun or other armament
Capacity  12-18 personnel / 8 stretchers