United States, Sept. 14 -- The Boeing Co., St. Louis, Missouri, is awarded a not-to-exceed $552,053,000 undefinitized, fixed-price-incentive modification (P00017) to a previously awarded firm-fixed-price advance acquisition contract (N0001922C0048). This modification adds scope for the production and delivery of three MQ-25A Stingray low-rate initial production Lot One aircraft as well as provides for advance acquisition of long-lead components for three low-rate initial production Lot Two aircraft for the Navy.Work will be performed in St. Louis, Missouri (56%); Torrance, California (8%); Indianapolis, Indiana (4%); Quebec, Canada (3%); McKinney, Texas (2%); Ontario, Canada (2%); Kansas City, Missouri (1%); Wichita, Kansas (1%); Irvine, Ca...