Grade
National Guard
Coast Guard
Air Force
Collar Insignia
OFFICERS
O9
Lieutenant-General



O8
Major-General
Commodore
Air Marshal

O7
Brigadier
Fleet Captain
Vice Air Marshal

O6
Colonel
Captain
Group Commander

O5
Lieutenant Colonel
Commander
Wing Captain

O4
Major
Lieutenant Commander
Squadron Leader

O3
Captain
Lieutenant
Flight Lieutenant

O2
1st Lieutenant
Ensign
Flying Officer

O1
2nd Lieutenant
Midshipman
Pilot Officer

WARRANT OFFICERS
W2
Warrant Officer 1st Class
Warrant Officer I
1st Warrant Officer

W1
Warrant Officer 2nd Class
Warrant Officer II
2nd Warrant Officer

ENLISTED
E8
Master Sergeant
Master Chief Petty Officer
Flight Sergeant

E7
Color Sergeant
Senior Chief Petty Officer
Chief Sergeant

E6
Staff Sergeant
Chief Petty Officer
Staff Sergeant

E5
Sergeant 1st Class
Petty Officer I
Sergeant

E4
Sergeant
Petty Officer II
Corporal

E3
Corporal
Petty Officer III
Senior Airman

E2
Lance Corporal
Leading Rate
Lead Airman

E1
Private
Seaman
Private