About this Unit
The 40th Combat Sustainment Support Battalion (40th CSSB) is a logistics unit within the United States Army, traditionally assigned to provide comprehensive sustainment support to combat forces. The battalion traces its lineage to World War II, where it supported operations in the European Theater, ensuring the steady flow of supplies, maintenance, and transportation. Over the decades, the 40th CSSB has participated in numerous operations, including deployments to Southwest Asia during Operations Iraqi Freedom and Enduring Freedom, where it played a critical role in sustaining coalition forces. Today, the 40th CSSB continues its mission of enabling combat readiness through logistical excellence, supporting both domestic and overseas missions.
Historical Facts
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Origins: The 40th Combat Sustainment Support Battalion (CSSB) traces its lineage to the storied 40th Infantry Division, which was originally organized in 1917 and has served in multiple major conflicts.
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World War II Service: The 40th Infantry Division, with support elements that would evolve into modern CSS units, saw extensive combat in the Pacific Theater, including at Luzon and Leyte in the Philippines.
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Korean War: The division and its sustainment elements were mobilized for service in Korea, providing critical logistical and combat support during major operations.
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Modern Mission: The 40th CSSB is a modular sustainment unit, providing logistics, transportation, maintenance, and supply support to brigade combat teams and other units.
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Operation Iraqi Freedom: Elements of the 40th CSSB deployed in support of Operation Iraqi Freedom, managing supply convoys and providing essential sustainment across dangerous supply routes.
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Joint Operations: The battalion has worked alongside active duty, reserve, and allied forces, demonstrating adaptability and interoperability in joint training and real-world missions.
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Humanitarian Assistance: The unit has participated in disaster relief and humanitarian missions, including responses to wildfires and earthquakes in California.
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Innovation in Logistics: The 40th CSSB has been at the forefront of adopting new logistics technologies, such as the use of advanced tracking systems for supply distribution.
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Community Engagement: Soldiers from the 40th CSSB actively engage with their local communities, participating in parades, educational outreach, and veterans’ support events.
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Heraldry and Honors: The 40th CSSB carries the colors and traditions of the 40th Infantry Division, including the iconic “Sunburst” patch, symbolizing service and sacrifice in both combat and support roles.
