Helicopter Eurocopter AS532M1 Cougar Serial 2392 Register 280 used by Republic of Singapore Air Force RSAF. Aircraft history and location Aircraft History For 280 see also mk27 206 MD530F 0280FF as350b 1710 280 Republic of Singapore Air Force RSAF 1998-10 A YBOK 126 Sq based at Oakey to train RSAF helicopter crews, rotating through their course syllabus. 126 squadron Send Updates Use APP to upload photo @ (optional) When Now? / / Send