Helicopter Bell OH-58A Kiowa Serial 41970 Register 72-21304 used by US Army Aviation Army. Aircraft history and location Aircraft History 72-21304 US Army Aviation US Army 1986-01-17 w/o 17jan86 asg 11 ACR, Germany. Mid air collision with Cobra during Reforger 86 Send Updates Use APP to upload photo @ (optional) When Now? / / Send