Derived from the R-5A (VS-317) and developed in 1945. It was the first FAA certificated helicopter. The maiden flight was on Saturday, February 16, 1946.
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Sikorsky S-51 taking flight

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Derived from the R-5A (VS-317) and developed in 1945. It was the first FAA certificated helicopter. The maiden flight was on Saturday, February 16, 1946.


Learn more about the Sikorsky S-51 at Vertipedia.

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Added to Vertipedia Images and categorized in — 7 years ago

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