Helicopter Bell 430 Serial 49011 Register N431UT N430GN N977SW. Aircraft history and location Aircraft History For N977SW see also 230 23027 N977SW - Bell 430, cn49011, ff:? del US as N977SW, unk N430GN - xfer US as N430GN, unk N431UT - 2003-07xfer University of Tennessee Medical Center, Knoxville, TN, as N431UT, Jul03 Send Updates Use APP to upload photo @ (optional) When Now? / / Send