Helicopter Eurocopter AS532M1 Cougar Serial 2365 Register 271 used by Republic of Singapore Air Force RSAF. Aircraft history and location Aircraft History For 271 see also UH-1B 676 mi-24d 340271 has.2 fn 059 s-70i 70-5339 1979 mk27 118 2005 ec135p2 0431 271 Republic of Singapore Air Force RSAF 2017-08-2121aug17 assisting USS John S McCain (DDG 56) after collision with Alnic MC east of the Strait of Malacca Send Updates Use APP to upload photo @ (optional) When Now? / / Send