Bell XV-15

XV-15
XV-15 in a hover
General information
TypeExperimental VTOL aircraft
National originUnited States
ManufacturerBell Helicopter Textron
StatusPrototype
Primary userNASA
Number built2
History
First flight3 May 1977
Retired2003
Developed intoV-22 Osprey
AgustaWestland AW609

The Bell XV-15 is an American tiltrotor VTOL aircraft. It was the second successful experimental tiltrotor aircraft and the first to demonstrate the concept's high speed performance relative to conventional helicopters.