The Model 179 was Boeing Vertol entry for the US Army Utility Tactical Transport Aircraft System ( UTTAS ) competition to replace the Bell UH-1 Iroquois where it lost against the Sikorsky S-70 ( UH-60 Black Hawk ).
The first of three prototypes YUH-61 built fist flew on November 29, 1974. Aircraft #56 and #58 are preserved at Fort Rucker Museum in Alabama.
The Model 237 was a naval proposal for the US Navy LAMPS III competition but it lost against the SH-60B Seahawk
The first of three prototypes YUH-61 built fist flew on November 29, 1974. Aircraft #56 and #58 are preserved at Fort Rucker Museum in Alabama.
The Model 237 was a naval proposal for the US Navy LAMPS III competition but it lost against the SH-60B Seahawk
Specifications 179 / YUH-61A |
List of Operators of 179 / YUH-61A |
| Years | Model | Org | |
|---|---|---|---|
| 1976/77 |  US Army Aviation |
Global Distribution of 179 / YUH-61A |
|
Construction Numbers |
| C/N | Built as | Year | History | |
|---|---|---|---|---|
| 1974 | 73-21656 | |||
| 1975 | 73-21657 | |||
| 1975 | 73-21658 | |||
| 73-21659 | ||||
| 73-21660 |
