Raytheon Missile Systems, Tucson, Arizona, is awarded $11,740,000 for not-to-exceed delivery order N0001919F2610 against a previously issued basic ordering agreement (N00019-15-G-0003) for the  Navy and  Air Force.  This order provides for non-recurring engineering for the redesign of the Control Actuation System electronic controller and the requalification of the dimeryl diisocyanate utilized in the AIM-9X Sidewinder Block I/II/II+ missiles.  Work will be performed in Santa Clarita, California (48 percent); Rocket Center, West Virginia (33 percent); and Tucson, Arizona (19 percent), and is expected to be completed in March 2021.  Fiscal 2019 weapons procurement (Navy); and fiscal 2019 missile procurement (Air Force) funds in the amount of $3,471,918 will be obligated at time of award, none of which will expire at the end of the current fiscal year.  This order combines purchases for the Navy ($5,870,000; 50 percent); and the Air Force ($5,870,000; 50 percent).  The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.