Sikorsky R-4

The Sikorsky R-4 is the first military helicopter built in USA. It flown during World War II and beginning of Korea War. Some were used by US Navy, US Coast Guard and Fleet Air Arm.

Sikorsky R-4
Sikorsky R-4 of the Fleet Air Arm.
Role Helicopter
National origin USA
Manufacturer Sikorsky.
First flight 1942
Introduction 1943
Status Out of order
Primary user United States Army Air Force
Number built 131 examples.


Sikorsky R-4 Media

-KOREAN WAR-

The R-4 was used in Korea as a rescue helicopter helping to carry wounded troops to military hospitals. Sikorsky said his greatest accomplishment with the helicopter, even better than making more space for air fields was the tens of thousands of live his invention saved through the multitude of wars it was deployed in.