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We are L3Harris
L3 Fuzing & Ordnance Systems (L3 FOS) is the largest fuze manufacturer in the United States and is one of the most advanced manufacturers of Fuzing and Ordnance products in the world.

L3 FOS specializes in the development and production of fuzing and safe, arming devices as well as the manufacture and integration of ordnance systems for air-dropped, tube-launched, missile and rocket-driven devices, and infantry-employed ordnance products for the U.S. military and our international allies.
L3 Fuzing & Ordnance Systems Awarded $28.4 Million Contract Modification for FMU-139C/B Fuzes and Accessories

L3 Awarded Multi-Year Contract to Supply U.S. Army Mortar Fuzes

L3 Receives Contract Modification for M783 Mortar Fuze
Our Mission Statement
Our mission is to support the warfighter by providing highly reliable fuzes, safety and arming devices, proximity sensors, and related products. We will continue to innovate and develop unique solutions by leveraging our valued workforce.
Ordnance Solutions for Today’s Warfighter