Helicopter Bell 222UT Serial 47516 Register N7643S N403MA N3180K used by Mercy Air ,Bell Helicopter. Aircraft history and location Aircraft History N3180K Bell Helicopter Bell 222UT, cn47516, ff:? reg Bell Helicopters as N3180K, unk N403MA Mercy Air xfer Mercy Airlift as N403MA, unk rtnd Mercy Airlift as N403MA, unk wfu & b/u, unk. For N7643S see also 1987 222ut 47558 N7643S - xfer US as N7643S, unk Send Updates Use APP to upload photo @ (optional) When Now? / / Send