Boeing Vertol BV-347
| BV-347 | |
|---|---|
| BV-347 at the United States Army Aviation Museum | |
| General information | |
| Type | Experimental helicopter |
| National origin | United States |
| Manufacturer | Boeing Vertol |
| Number built | 1 |
| History | |
| First flight | May 27, 1970 |
| Developed from | Boeing CH-47 Chinook |
The Boeing Vertol BV-347 (also known as the Model 347) is an experimental helicopter built by Boeing Vertol from a converted CH-47A Chinook. It was used to test potential upgrades for the Chinook, several of which were later incorporated into subsequent versions of the CH-47.