Embraer and Northrop Grumman to add autonomous refuelling boom to KC-390, pitch tactical tanker for dispersed operations
Embraer and Northrop Grumman will jointly develop an optional in‑flight refuelling boom and autonomous refuelling capability for the KC‑390 Millennium, pitching the turbofan transport as a tactical refueller for dispersed operations to the US Air Force and export customers — including F‑35A operators.