Organisational Chart 2: USMC Rifle Battalion

This order of battle covers USMC, ARVN Marine and ROK Marine units for the period 1965-1972.

Battalion HQ

Rifle Company x 4

Service & Support Company x 1

Rifle Company

Company HQ

Rifle Platoon x 3

Weapons Platoon x 1

Service & Support Company

Mortar Platoon x 1

Anti-Tank Platoon x 1

Note: the S&S Company is usually held off-board and is not detailed here

Rifle Platoon

Platoon HQ

Rifle Squad x 3

Note: Rifle platoon squads could be from one to three fire teams strong, depending on the numbers of men available. Operations quickly wore them down to one or two fire teams

Company Weapons Platoon

Platoon HQ

Mortar Section x 1

Anti-Tank Section x 1

Machine Gun Section x 1

Note: The machine gun sections were usually only found as discrete units during the early phase of the war. Due to rising casualties in the line platoons they were generally broken down to provide manpower to reinforce the rifle platoon squads