San Diego CA (SPX) Apr 30, 2008 – Northrop Grumman has received multiple contracts totaling $252 million from Lockheed Martin since Jan. 1, 2008 for the communications, navigation and identification (CNI) subsystem of the U.S. Air Force’s F-22 Raptor fighter program. The awards include F-22 Production Lots 7, 8, 9 and spares, and modernization efforts for the CNI systems.