The present invention relates to an operator of the aircraft ammunition supply trailer that accidents are prevented by the ammunition feed head through the lifting means provided in the ammunition loaded when ammunition supplies trailer fighter so quickly and stably bonded to the fighters, ammunition is stored a cylindrical drum and ammunition storage; A flexible duct having a predetermined length is provided to be circular and the transport chain carrying the ammunition; Chapter battleships and ammunition and the ammunition supplied to the head at the same time an empty shell casings recovered; Ammunition cartridge case supply and recovery unit for supplying the ammunition stored in the ammunition storage drum and stores the number of times the cartridge case and the ammunition storage drum; Formed in multiple stages to be variable in the longitudinal direction boom; It is configured to include; and lifting means for lifting the supply head ammunition.