Helicopter Sikorsky UH-60M Black Hawk Serial Register 12-20518 used by US Army Aviation Army. Aircraft history and location Aircraft History 12-20518 US Army Aviation 2016-022-25th AVN, Hawaii 25th CAB 2022-032-25th AVN 2022-09-21 R20518 O'ahu, HawaiiCall sign for this aircraft: R20518 Send Updates Use APP to upload photo @ (optional) When Now? / / Send