USG Rank Chart

Commissioned Officer Ranks

Rank Code	Unified Army	Unified Air Corps	Unified Marine Corps	Unified Naval Service
Special Rank	Grand Marshal of the Armies	Grand Marshal of the Armies	Grand Admiral of the Navies	Grand Admiral of the Navies
O-10	Field Marshal	Marshal of the Air Corps	Commandant of the Marine Corps	Fleet Admiral
O-9	General	Air Chief Marshal	General	Admiral
O-8	Lieutenant-General	Air Marshal	Lieutenant General	Vice Admiral
O-7	Major-General	Air Vice-Marshal	Major General	Rear Admiral
O-6	Brigadier	Air Commodore	Brigadier General	Commodore
O-5	Colonel	Group Captain	Colonel	Captain
O-4	Lieutenant Colonel	Wing Commander	Lieutenant Colonel	Commander
O-3	Major	Squadron Leader	Major	Lieutenant Commander
O-2	Captain	Flight Lieutenant	Captain	Lieutenant
O-1	Lieutenant Second Lieutenant	Flying Officer (Acting) Pilot Officer	First Lieutenant Second Lieutenant	Lieutenant (Junior Grade) Ensign
O(D)	Officer Cadet	Officer Trainee	Officer Candidate	Midshipman

Warrant Officer Ranks

Rank Code	Unified Marine Corps	Unified Naval Service
CWO5	Chief Warrant Officer Fifth Class	Chief Warrant Officer Fifth Class
CWO4	Chief Warrant Officer Fourth Class	Chief Warrant Officer Fourth Class
CWO3	Chief Warrant Officer Third Class	Chief Warrant Officer Third Class
CWO2	Chief Warrant Officer Second Class	Chief Warrant Officer Second Class
WO1	Warrant Officer	Warrant Officer

Enlisted Ranks

Rank Code	Unified Army	Unified Air Corps	Unified Marine Corps	Unified Naval Service
E-9	Regimental Sergeant Major of the Army (RSM-A)	Chief Warrant Officer of the Air Corps (CWOAC)	Sergeant Major of the Marine Corps (SMMC)	Master Chief Petty Officer of the Naval Service (MCPONS)
E-9	Warrant Officer Class 1 (WO1) Known as: Regimental Sergeant Major (RSM)	Warrant Officer (WO) Master Aircrew (MAcr)	Sergeant Major (SgtMaj) Master Gunnery Sergeant (MGySgt)	Command Master Chief Petty Officer (CMC, COB) Force Master Chief Petty Officer (FOCM) Fleet Master Chief Petty Officer (FLTCM)
E-8	Warrant Officer Class 2 (WO2) Known as: Company Sergeant-Major (CSM) Squadron Sergeant-Major Artificier Sergeant-Major Battery Sergeant-Major	NA	First Sergeant (1stSgt) Master Sergeant (MSgt)	Senior Chief Petty Officer (SCPO) Known as if highest-ranking Enlisted: Command Senior Chief Petty Officer
E-7	Staff Sergeant	Flight Sergeant Chief Technician Flight Sergeant Aircrew	Gunnery Sergeant	Chief Petty Officer
E-6	Sergeant	Technical Sergeant Sergeant Aircrew	Staff Sergeant	Petty Officer
E-5	Sergeant	Sergeant	Sergeant	Petty Officer First Class (rate proficiency description) Petty Officer Second Class
E-4	Corporal	Corporal	Corporal	Leading rate Referred to as: Leading + Hand or rating
E-3	Lance Corporal	Aircraftman First Class Lance Corporal (UAC Regiment)	Lance Corporal	Seaman/woman
E-2	Private	Senior Aircraftman Technician Senior Aircraftman Leading Aircraftman	Private First Class	Seaman/woman Apprentice
E-1	Private	Aircraftman/woman	Private	Seaman/woman Recruit