ARMED FORCES RANKS STUDY GUIDE

What is an O-1 in the Navy?

Ensign

What is an O-2 in the Navy?

Lieutenant Junior Grade

What is an O-3 in the Navy?

Lieutenant

What is an O-4 in the Navy?

Lieutenant Commander

What is an O-5 in the Navy?

Commander

What is an O-6 in the Navy?

Captain

What is an O-7 in the Navy?

Rear Admiral Lower Half

What is an O-8 in the Navy?

Rear Admiral Upper Half

What is an O-9 in the Navy?

Vice Admiral

What is an O-10 in the Navy?

Admiral

What is an O-1 in the Army/ Air Force/ Marine Corps?

2nd Lieutenant

What is an O-2 in the Army/ Air Force/ Marine Corps?

1st Lieutenant

What is an O-3 in the Army/ Air Force/ Marine Corps?

Captain

What is an O-4 in the Army/Air Force/Marine Corps?

Major

What is an O-5 in the Army/Air Force/Marine Corps?

Lieutenant Colonel

What is an O-6 in the Army/Air Force/Marine Corps?

Colonel

What is an O-7 in the Army/Air Force/Marine Corps?

Brigadier General

What is an O-8 in the Army/Air Force/Marine Corps?

Major General

What is an O-9 in the Army/Air Force/Marine Corps?

Lieutenant General

What is an O-10 in the Army/Air Force/Marine Corps?

General

What is an E-1 in the Army?

private (E1)

What is an E-2 in the Army?

Private (E2)

What is an E-3 in the Army?

Private First Class

What is an E-4 in the Army?

Corporal or Specialist

What is an E-5 in the Army?

Sergeant

What is an E-6 in the Army?

Staff Sergeant

What is an E-7 in the Army?

Sergeant First Class

What is an E-8 in the Army?

Master Sergeant

What is an E-9 in the Army?

Sergeant Major or Command Sergeant Major

What is an E-10 in the Army?

Sergeant Major of the Army

What is an E-1 in the Marine Corps?

Private

What is an E-2 in the Marine Corps?

Private First Class

What is an E-3 in the Marine Corps?

Lance Corporal

What is an E-4 in the Marine Corps?

Corporal

What is an E-5 in the Marine Corps?

Sergeant

What is an E-6 in the Marine Corps?

Staff Sergeant

What is an E-7 in the Marine Corps?

Gunnery Sergeant

What is an E-8 in the Marine Corps?

Master Sergeant/First Sergeant

What is an E-9 in the Marine Corps?

Sergeant Major/Master Gunnery Sergeant

What is an E-10 in the Marine Corps?

Sergeant Major of the Marine Corps

What is an E-1 in the Navy?

Seaman Recruit

What is an E-2 in the Navy?

Seaman Apprentice

What is an E-3 in the Navy?

Seaman

What is an E-4 in the Navy?

Petty Officer Third Class

What is an E-5 in the Navy?

Petty Officer Second Class

What is an E-6 in the Navy?

Petty Officer First Class

What is an E-7 in the Navy?

Chief Petty Officer

What is an E-8 in the Navy?

Senior Chief Petty Officer

What is an E-9 in the Navy?

Master Chief Petty Officer/ Fleet Master Chief/ Force Master Chief

What is an E-10 in the Navy?

Master Chief Petty Officer of the Navy

What is an E-1 in the Air Force?

Airman Basic

What is an E-2 in the Air Force?

Airman

What is an E-3 in the Air Force?

Airman First Class

What is an E-4 in the Air Force?

Senior Airman

What is an E-5 in the Air Force?

Staff Sergeant

What is an E-6 in the Air Force?

Technical Sergeant

What is an E-7 in the Air Force?

Master Sergeant or First Sergeant

What is an E-8 in the Air Force?

Senior Master Sergeant or First Sergeant

What is an E-9 in the Air Force?

Chief Master Sergeant or Command Chief Master Sergeant or First Sergeant

What is an E-10 in the Air Force?

Chief Master Sergeant of the Air Force

What is an E-1 in the Coast Guard?

Seaman Recruit

What is an E-2 in the Coast Guard?

Seaman Apprentice

What is an E-3 in the Coast Guard?

Seaman

What is an E-4 in the Coast Guard?

Petty Officer Third Class

What is an E-5 in the Coast Guard?

Petty Officer Second Class

What is an E-6 in the Coast Guard?

Petty Officer First Class

What is an E-7 in the Coast Guard?

Chief Petty Officer

What is an E-8 in the Coast Guard?

Senior Chief Petty Officer

What is an E-9 in the Coast Guard?

Master Chief Petty Officer or Command Master Chief Petty Officer

What is an E-10 in the Coast Guard?

Master Chief Petty Officer of the Coast Guard

What is an E-1 in the Space Force?

Specialist 1

What is an E-2 in the Space Force?

Specialist 2

What is an E-3 in the Space Force?

Specialist 3

What is an E-4 in the Space Force?

Specialist 4

What is an E-5 in the Space Force?

Sergeant

What is an E-6 in the Space Force?

Technical Sergeant

What is an E-7 in the Space Force?

Master Sergeant

What is an E-8 in the Space Force?

Senior Master Sergeant

What is an E-9 in the Space Force?

Chief Master Sergeant

What is an E-10 in the Space Force?

Chief Master Sergeant of the Space Force