ModelC/NNewsVideos Construction Numbers C/N Built as Year History EDM - Engineering Development Model 2015 168778 2016 168779 2016 168780 2016 168781 SDTA - System Demonstration Test Article 169019 169020 2018 169021 169022 2021 169662 2022 169663 LRIP - Low-Rate Initial Production 2022 170001 2022 170002 2022 170003 170004 2023 170005 2023 170006 2023 170007 2023 170008 2023 170009 2024 170010 170011 170012