Helicopter Sikorsky SH-60F Oceanhawk Serial Register N40VT 163283 used by US Navy USN. Aircraft history and location Aircraft History 163283 US Navy USN, YSH-60F prototype 2003 to civ as N40VT conv to X-49A N40VT US Navy 2007-06-29Piasecki VTDP / X-49A f/f 29jun07 Send Updates Use APP to upload photo @ (optional) When Now? / / Send