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Trident II D5

Overview

L3Harris has supported the U.S. Navy's submarine-launched Fleet Ballistic Missile (FBM) program for more than 40 years with boost and post boost propulsion systems produced at its Gainesville and Orange County, Virginia, facilities. 

To date, the company has manufactured nearly 4,000 Post Boost Control System Gas Generator Units for the Trident I C4 and Trident II D5 programs, along with the Nose Fairing Jettison Motors and Third State Eject Motors.

Key Features

Strategic Systems image

August 31, 2016 - An unarmed Trident II D5 missile launches from the Ohio-class fleet ballistic-missile submarine USS Maryland (SSBN 738) off the coast of Florida. (Credit: U.S. Navy/John Kowalski)

Today, L3Harris continues its support on the Trident II D5 missile currently aboard USS OHIO-class submarines and baselined for the new Columbia class submarines. L3Harris is proud to be part of the FBM team that has a remarkable mission success track record. As the leader in emerging technologies to enhance capability and affordability, we are well-positioned to design, develop and produce the country’s next-generation FBM propulsion systems.

Resources

  • Premier Propulsion Provider for the U.S. Navy Data Sheet

    Premier Propulsion Provider for the U.S. Navy Data Sheet

Latest News

Exterior shot of building in Huntsville, Alabama

Press release | 08. 04. 2025

L3Harris Expanding Huntsville Solid Rocket Motor Facility, Poised for Further Growth

L3Harris Technologies hosted local and state leaders and customers today to showcase its newest Solid Rocket Motor (SRM) production facility known as Advanced Manufacturing Facility – South (AMF-South).

Exterior shot of building in Huntsville, Alabama

Press release | 08. 04. 2025

L3Harris Expanding Huntsville Solid Rocket Motor Facility, Poised for Further Growth

An artist's rendering of a torpedo

Editorial | 08. 01. 2025

L3Harris Successfully Tests New Power Plant System for Advanced Lightweight Torpedo

A solid rocket motor test fires at a facility

Press release | 07. 17. 2025

L3Harris to Expand Solid Rocket Motor Production in Arkansas

humvee with VAMPIRE is a self-contained precision guided weapon system

Press release | 06. 09. 2025

L3Harris Providing Additional VAMPIRE Counter-UAS Systems to Department of Defense

L3Harris facility rendering

Press release | 05. 22. 2025

L3Harris Marks Major Milestone for New Solid Rocket Motor ‘Factories of the Future’ in Virginia

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