This first flight had been expected in late 2014, but significant missteps such as misplaced wiring and more recently a contaminated fuel system have repeatedly setback the multibillion-dollar development programme, which is working toward a Pentagon “milestone C” low-rate production decision, now expected in April 2016.
Read more: https://www.flightglobal.com/news/articles/boeing-kc-46a-makes-historic-first-flight-after-setb-417157/