American helicopters

Sikorsky R-4Hoverfly

The world's first mass-produced helicopter

The first helicopter built in series, used by the US Army Air Forces and the Royal Air Force in the Second World War.

✈ In the Aircraft Database Wikipedia ↗
First flight1942
ManufacturerSikorsky
CountryUnited States
TypeLight utility helicopter
StatusMuseum

History

The first helicopter built in series, used by the US Army Air Forces and the Royal Air Force in the Second World War.

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