U.S. Air Fore Secretary Deborah Lee James has named the seven subcontractors working with prime Northrop Grumman on the B-21 bomber program.
![160226-F-YZ123-004[1]](http://alert5.com/wp-content/uploads/2016/03/160226-F-YZ123-0041-500x281.png)
U.S. Air Force graphic
They are: Pratt & Whitney; BAE Systems; Spirit Aerosystems; Orbital ATK; Rockwell Collins; GKN Aerospace; and Janicki Industries.