Jan. 24, 2017
            
                 KC-135 MOD program closes out year with magic number: Block 45 
            
            
                
                
                    TINKER AIR FORCE BASE, Okla.  —
                
                
                Logistics In Action: Article originally appeared on the Air Mobility Command website — The KC-135 Block 45 upgrade program reached a milestone by closing out 2016 with the 45th aircraft in the modification line at Tinker Air Force Base, Oklahoma. Block 45 completely remodels the inside of the flight deck with new liquid crystal displays, radio altimeter, autopilot, digital flight director and other computer module updates.