FM 63-21 CHAPTER 1 MSB Organization and Functions ARMORED, MECHANIZED INFANTRY, INFANTRY, HEAVY/LIGHT DIVISIONS Main support battalions exist in four types of divisions. They are the armored, mechanized infantry, infantry, and heavy/light divisions. In each case, the role of the MSB is to support customers in the division rear and provide designated reinforcing support to the forward support battalions. MSB commanders and staffs must understand the composition, employment, and missions of the supported force. The division has varying numbers and types of combat, combat support, and combat service support units. It is a self-sustaining force capable of independent operations. The division's main focus is to defeat the enemy by conducting close and deep operations whale protecting its combat support, CSS, and command and control facilities with successful rear operations.
DesignationFM 63-21
EditionAug 1990
StatusSuperseded
Pages150
FunctionSustainment
EchelonBattalion
CollectionRecent Archive