US lawmakers seek to restrict KC-135 retirements amid KC-46 issues
Legislation also requires decommissioned KC-10 tankers to remain flight-ready if needed
KC-10
KC-Z4, the aircraft that could solve the USAF's aerial refueling problem
A blended-wing fuselage aircraft developed by startup JetZero would be capable of refueling six times more than a KC-46, but production challenges remain in making it a reality
After 44 years in service, the KC-10 tanker is decommissioned by the US Air Force
The aircraft based on the widebody DC-10 had a farewell ceremony at Travis AFB, California
How many DC-10s are still flying in the world?
After the Fedex retired the last MD-10-10F, few units of the famous McDonnell Douglas tri-jet remain active