Bell YAH-63

YAH-63A
A YAH-63A prototype
Role	Attack helicopter Type of aircraft
National origin	United States
Manufacturer	Bell Helicopter
First flight	1 October 1975
Status	Cancelled
Primary user	United States Army
Number built	3

The Bell YAH-63 (Model 409) was an experimental attack helicopter for the Advanced Attack Helicopter (AAH) competition. Hughes' Model 77/YAH-64, later developed into the AH-64 Apache, was selected over Bell's entry.