The Boeing Co., St. Louis, Missouri, is awarded a not-to-exceed $55,000,000 undefinitized fixed-price-incentive-firm contract for the procurement of up to six Infrared Search and Track Block II low-rate initial production III units for the F/A-18E/F series aircraft.  Work will be performed in Orlando, Florida (73 percent); and St. Louis, Missouri (27 percent), and is expected to be completed in December 2021.  Fiscal 2019 aircraft procurement (Navy) funds in the amount of $17,350,000 will be obligated at time of award, none of which will expire at the end of the current fiscal year.  This contract was not competitively procured pursuant to Federal Acquisition Regulation 6.302-1.  The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity (N00019-19-C-0019).