Helicopter Sikorsky UH-60M Black Hawk Serial 70-4763 Register 16-20838 used by US Army Aviation Army. Aircraft history and location Aircraft History 16-20838 US Army Aviation 2018-11-06 A ETAR06nov18 3-4th AHB at Ramstein 3-4th AHB Send Updates Use APP to upload photo @ (optional) When Now? / / Send