Helicopter Bell 412 Serial 33096 Register 4R-HTA SUH-4201 used by Sri Lanka Air Force. Aircraft history and location Aircraft History SUH-4201 Sri Lanka Air Force Sri Lanka air force ex CH522 1988 Bell serial N31828 2012 to 4R-HTA 4R-HTA - Helitours Sri Lanka Send Updates Use APP to upload photo @ (optional) When Now? / / Send