L3Harris Technologies (LHX) Lands its Biggest Ever Full-Rate Production Contract For Submarine Communication Systems

L3Harris Technologies, Inc. (NYSE:LHX) is one of the Best Aerospace and Defense Stocks to Invest In Right Now. On February 18, L3Harris Technologies, Inc. (NYSE:LHX) announced landing its biggest ever full-rate production contract for submarine communication systems.

​As part of this contract, the company will supply 26 shipsets to General Dynamics Electric Boat. These shipsets will go to Virginia and Columbia-class submarines. Moreover, the follow-on contacts include continued production for both classes till 2033, with options to extend to more Columbia-class boats and even allied navies abroad.

​Nino DiCosmo, President, Maritime, Space and Mission Systems, L3Harris, noted:

“The ability for submarines to operate undetected is vital to the U.S. Navy’s strategic advantage.”

Earlier, on February 16, L3Harris Technologies, Inc. (NYSE:LHX) secured a new contract from the Missile Defense Agency worth around $400 million. The contract entails producing additional solid rocket boost motors and Liquid Divert and Attitude Control Systems.

L3Harris Technologies, Inc. (NYSE:LHX) is a major supplier for MDA’s Terminal High Altitude Area Defense, which is a short to medium-range ballistic missile interceptor with the ability to protect from inside and outside the Earth’s atmosphere.

​The Solid Rocket Boost motors are critical to power the initial launch and boost phase of the THAAD interceptor missile. On the other hand, Liquid Divert and Attitude Control Systems steer the missile’s “kill vehicle” precisely during the final intercept stages, ensuring it hits the target.

​Moreover, THAAD has shown a 100% success rate in intercept tests and is paramount for national security. The contract increases L3Harris Technologies’ pace & Airborne Systems segment backlog, which stood at more than $38.7 billion in 2025.

​L3Harris Technologies, Inc. (NYSE:LHX) provides end-to-end technology solutions that connect the air, land, space, sea, and cyber domains for national security.