Unit (military)

A unit in the context of a military organization is a group of soldiers, with specified equipment, under a specific chain of command.

A unit generally has one commander, the Commanding Officer, and is composed of sub-units.

Units in land forces

Name	Personnel	NATO command rank
fire team	3-5	OR-4 to OR-5
squad	10-13	OR-4 to OR-6
platoon	20-40	OF-1
company/troop/battery	100-200	OF-3 to OF-4
battalion/squadron	500-1000	OF-5
regiment/group/brigade	3000-5000	OF-6 to OF-7
division	10000-25000	OF-8
corps	30000-75000	OF-9
field army	100000-300000	OF-10

Naval forces

Due to variation in ship sizes and types, it is more difficult to assign numbers.

Administrative

• Division
• Squadron
• Flotilla
• Force

Tactical

• Task unit
• Task group
• Task force

Air Forces

• Section
• Flight
• Squadron
• Group/Wing (some nations' wings contain groups, and other nations groups are larger than wings)
• Air Division
• Air Force