Reentry Vehicle Integration Support Solicitation

Solicitation FA821926RB001 is a sole-source procurement issued by the Department of the Air Force Air Force Nuclear Weapons Center to Lockheed Martin Space Systems Company for Reentry Vehicle Integration Support. The primary objective is to ensure the successful integration of the Mk21 Reentry Vehicle and W87-0 onto the Sentinel Weapon System. This scope of work encompasses legacy reentry vehicle integration, original equipment manufacturer support including repair and data analysis, and technical support for the Fuze Mod Tester and legacy fuze System Test Console. The effort requires extensive collaboration with the National Nuclear Security Administration and Northrop Grumman. The government has identified Lockheed Martin Space Systems Company as the only responsible source with the necessary intellectual property, software, and specialized infrastructure to satisfy the requirements. Key deliverables include the machining of a flight test vehicle due in 2030. The solicitation was released on July 20, 2026, with a proposal deadline of October 5, 2026, and an anticipated award date in December 2026. The contract structure includes engineering support under CLIN 0001, with the government requesting estimated labor hours for both base and option CLINs to facilitate evaluation.