BAE Systems, Information and Electronic Systems Integration Inc., Greenlawn, New York, is awarded an $18,337,677 modification (P00001) to a previously awarded firm-fixed-price, indefinite-delivery/ indefinite-quantity contract (N0001921D0008). This contract exercises an option for the production and delivery of 300 Mode 5 capable AN/APX-117A/118A/123A(V) Common Identification Friend or Foe Digital Transponder Systems and associated shop replaceable assemblies in support of fixed and rotary winged aircraft for the Navy, Army and non-U.S. Department of Defense participants. Work will be performed in Greenlawn, New York (85%); and Austin, Texas (15%), and is expected to be completed in May 2023. No funds will be obligated at the time of award; funds will be obligated on individual orders as they are issued. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.