US Navy Awards Lockheed Martin $122M Trident II Navigation Subsystem Deal for US and UK Submarines

The U.S. Navy awarded Lockheed Martin Rotary and Mission Systems a sole-source contract worth up to $122.4 million to support the Trident II D5 shipboard navigation subsystem, including development under Shipboard Integration Increment 8. The navigation subsystem supplies submarine position, velocity and heading to fire control for initialization of missile guidance before launch. The award includes work for the United Kingdom through Foreign Military Sales, and earlier Navy notices linked Increment 8 to navigation hardware and software for the Columbia and Dreadnought classes. The Navy obligated $29.2 million at award, with work scheduled through October 31, 2030.