The 405th Army Field Support Brigade (405th AFSB) is a US Army field support brigade stationed in Kaiserslautern in Germany.

The brigade is assigned to the U.S. Army Sustainment Command.

The 405th AFSB maintains Army Prepositioned Stocks-2 worksites in Europe and provides APS-2 equipment to units arriving from the continental United States.

It also has mission command of eight Logistics Readiness Center and two Base Support Operations units.

The brigade provides materiel enterprise support to U.S. forces throughout Europe and Africa – providing theater sustainment logistics; synchronizing acquisition, logistics and technology; and leveraging U.S. Army Materiel Command’s materiel enterprise to support joint forces.