Helicopter Bell D-250 / YHO-4 Serial 8 Register 62-4206 used by US Army Aviation Army. Built 1963. Aircraft history and location Aircraft History 62-4206 US Army Aviation Bell 206/YHO-4 cn8, ff:1963 del US Army as YHO-4 62-4206, 1963 redesig YOH-4, 1963 wfu & stor US Army Aviation Museum, Ft Rucker, AL. Send Updates Use APP to upload photo @ (optional) When Now? / / Send
