HelicoptersTrackingOperationsNewsC/N List of Units UnitFromTo1st Aviation Regiment - 161 R,19665th Aviation Regiment19876th Aviation Regiment2008 Bases and Locations Base Unit Darwin Intl161 Reconnaissance Squadron Holsworthy Barracks6th Aviation Regiment Oakey6th Aviation Regiment Robertson Barracks1st Aviation Regiment Townsville5th Aviation Regiment Model Types ModelDel'dFromTo B AH-64E Apache2025 Sikorsky UH-60M Black Hawk2023 AW AW1392021 B CH-47F Chinook142015 NHI MRH90 Taipan20092023 EC Tiger ARH 222004 B CH-47D Chinook 819952016 Sikorsky S-70A-9 Black Hawk 3919892021 CAC ca-32 kiowa1972 Bell 47G-36519651975