Helicopter Bell UH-1H Iroquois Serial 13893 Register 226 used by Republic of Singapore Air Force RSAF. Aircraft history and location Aircraft History For 226 see also th-67a 5263 369d 80-0685D w/o 1983 1963 ab204b 3032 2007 mi-171sh 171S00071913010U 226 Republic of Singapore Air Force RSAF Send Updates Use APP to upload photo @ (optional) When Now? / / Send