Helicopter Sikorsky H-34A Choctaw Serial 58-533 Register SA.12 used by Sud-Est Sud Est (SNCASE - Sud Est). Built 1957. Aircraft history and location Aircraft History For SA.12 see also 1957 H-34A SA.12 SA.12 Sud-Est 1957-04-11Sikorsky H-34A c/n 58-533 del as components to Sud Aviation, c/n SA.12, 11Apr57 [see SA.12 for service details.] Send Updates Use APP to upload photo @ (optional) When Now? / / Send