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Sikorsky S-43

The Sikorsky S-43 was a scaled down version of the four-engine S-42 and first flew in 1935.

The S-43 entered service with Pan American in 1936 on routes in the Caribbean and Brazil.  Other operators flew this aircraft in China, Hawaii, Norway, the Philippines, Russia and West Africa.  The S-43 was used by the U.S. Navy and Marine Corps (JRS-1) and U.S. Army (OA-8 and OA-11).

 Specifications (JRS-1)  Designations
Type: Utility/Transport
Engines: two 750 hp (559 kW) Pratt & Whitney R-1690-52 Hornet radial engines
S-43: Sikorsky model number
JRS: U.S. Navy/Marine Corps Utility Transport
Y1OA-8: U.S. Army Observation-Amphibian (5 purchased in 1937)
OA-11: U.S. Army Observation-Amphibian (impressed in 1941)
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Display Model:
1/72 scale

Sikorsky S-43
Inter-Island Airways

page updated 13 February 2008



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Kenneth W Shanaberger 2000 - 2010