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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

Soldiers load mortar

Editorial | 03. 24. 2026

Delivering Victory Through Fuzing Precision and Scale

We're answering that call to industry by expanding capacity to produce combat-proven solutions at the speed and scale the Department of War demands. writes Jeff Zotti, Vice President and General Manager, Missile Production Programs, L3Harris.

Soldiers load mortar

Editorial | 03. 24. 2026

Delivering Victory Through Fuzing Precision and Scale

Secretary of War Pete Hegseth addresses a crowd of approximately 1,500 L3Harris employees in Camden, Arkansas, as part of his “Arsenal of Freedom” tour.

Press release | 02. 27. 2026

Secretary of War Pete Hegseth Visits L3Harris Solid Rocket Motor Site

Hypersonics Render

Editorial | 02. 23. 2026

L3Harris Advances “Powder-in, Engine-out™” Hypersonic Propulsion Manufacturing

A Green Beret hangs a 60mm mortar round from a M225A mortar system on a live-fire range.

Press release | 02. 17. 2026

L3Harris Marks Delivery of 3 Million Fuzes to US Army

Launcher fires THAAD interceptor missile

Press release | 02. 16. 2026

L3Harris Receives New Contract to Power THAAD Interceptors

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