McCallie Associates, Bellevue, Nebraska, has been awarded a $27,635,192 firm-fixed-price, indefinite-delivery/indefinite-quantity contract for C-5M sustainment.  This contract is for the delivery of technical data for organizational maintenance of the C-5M using a common source database.  Work will be performed in Bellevue, Nebraska, and is expected to be completed June 9, 2025.  This award is the result of a sole-source acquisition.  Fiscal 2021 operation and maintenance funds in the amount of $7,613,295 are being obligated at the time of award.  The Air Force Life Cycle Management Center, Robins Air Force Base, Georgia, is the contracting activity (FA8525-21-C-00001)