Helicopter Sikorsky H-34A Choctaw Serial 58-399 Register SKY.399 used by Armée de l'Air (French Air Force). Built 1957. Aircraft history and location Aircraft History SKY.399 Armée de l'Air 1957-01-08Sikorsky H-34A c/n 58-399 del France Armee de lAir as SKY.399, 08Jan57 severely damaged in accident, 26Mar57 soc 03Jun57. Send Updates Use APP to upload photo @ (optional) When Now? / / Send