Army Rank Structure

E-1 Private

No insignia

E-2 Private

One gold chevron

Private First Class (E-3)

One gold chevron above one curved rocker

Specialist (E-4)

Gold eagle centered inside a green shield (no chevrons)

Corporal (E-4)

Two gold chevrons

Sergeant (E-5)

Three gold chevrons

Staff Sergeant (E-6)

Three gold chevrons above one curved rocker

Sergeant First Class (E-7)

Three gold chevrons above two curved rockers

Master Sergeant (E-8)

Three gold chevrons above three curved rockers

First Sergeant (E-8)

Three gold chevrons, a diamond in the center, and three curved rockers

Sergeant Major (E-9)

Three gold chevrons, a star in the center, and three curved rockers

Command Sergeant Major (E-9)

Three gold chevrons, a star surrounded by a wreath in the center, and three curved rockers

Sergeant Major of the Army (E-9)

Three gold chevrons, the U.S. coat of arms between two stars in the center, and three curved rockers (only one serves at a time)

Warrant Officer (WO1)

One black square on a silver bar

Chief Warrant Officer 2 (CW2)

Two black squares on a silver bar

Chief Warrant Officer 3 (CW3)

Three black squares on a silver bar

Chief Warrant Officer 4 (CW4)

Four black squares on a silver bar

Chief Warrant Officer 5 (CW5)

One long black stripe centered on a silver bar

Second Lieutenant (O-1)

One gold bar

First Lieutenant (O-2)

One silver bar

Captain (O-3)

Two connected silver bars ("railroad tracks")

Major (O-4)

One gold oak leaf

Lieutenant Colonel (O-5)

One silver oak leaf

Colonel (O-6)

One silver eagle

Brigadier General (O-7)

One silver star

Major General (O-8)

Two silver stars

Lieutenant General (O-9)

Three silver stars

General (O-10)

Four silver stars

General of the Army (O-11)

Five silver stars arranged in a pentagon