Helicopter Bell 222UT Serial 47530 Register N228AH N222SL N422RM N222DZ N222DU. Built 1984. Aircraft history and location Aircraft History N222DU - Bell 222USP cn47530, ff:? del US as N222DU, rereg US as N222DU, unk N222DZ - rereg US as N222DZ, unk N422RM - xfer US as N422RM, unk N222SL - xfer US as N222SL, unk For N228AH see also 2023 H145 9881 N228AH - xfer Life Flight, Puero Rico as N228AH, unk Send Updates Use APP to upload photo @ (optional) When Now? / / Send