Model Types ModelDel'dFromTo Sikorsky H-34A Choctaw Sikorsky S-58C List of Aircraft Model C/N Built ID H-34A Choctaw 0815 1958N58HF : Heli-Crane 14Feb89-Jul13, S-58E type; lsd Heli-Flite, unk; S-58C 0432 1957N81TA : sold Trans Alaska Helicopter as N81TA, by Jan76 : sold Heli-Crane as N81TA, unk; status unk.