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ICBM Post Boost Vehicles

Overview

The PSRE consists of a gas storage assembly, two propellant storage assemblies containing a hypergolic mixture of nitrogen tetroxide as the oxidizer and monomethylhydrazine as the fuel, a gimbaled axial engine, 10 attitude-control engines, and the required interconnecting propellant manifold assemblies packaged within a cylindrical metal shell approximately 52 inches in diameter and 18.9 inches long.

Latest News

Aerojet Rocketdyne is the only company that produces both composite-case and steel-case solid rocket motors for the GMLRS. (Photo credit: U.S. Army)

Press release | 12. 10. 2025

L3Harris to Produce Additional Solid Rocket Motors for Precision-Guided Artillery System

L3Harris Technologies has been awarded a follow-on production contract valued up to $200 million to manufacture Guided Multiple Launch Rocket System (GMLRS) Insensitive Munition propulsion units.

Aerojet Rocketdyne is the only company that produces both composite-case and steel-case solid rocket motors for the GMLRS. (Photo credit: U.S. Army)

Press release | 12. 10. 2025

L3Harris to Produce Additional Solid Rocket Motors for Precision-Guided Artillery System

L3Harris executives with the Arkansas governor break ground

Press release | 11. 18. 2025

L3Harris Breaks Ground on Arkansas Advanced Propulsion Facilities

A Medium Range Ballistic Missile with a Hypersonic Target Vehicle

Editorial | 10. 06. 2025

L3Harris Delivers Operational Realism for Missile Defense

A solid rocket motor test fires at a facility

Editorial | 09. 18. 2025

L3Harris Scales Up Rocket Motor Testing at Camden Site

Soldier fires a Javelin missile

Press release | 09. 15. 2025

L3Harris Receives Multi-Year Javelin Solid Rocket Motor Contract

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