Seaman Recruit (SR)
Seaman Apprentice (SA)
Seaman (SN)
Petty Officer Third Class (PO3)
Petty Officer Second Class (PO2)
Petty Officer First Class (PO1)
Chief Petty Officer (CPO)
Senior Chief Petty Officer(SCPO)
Master Chief Petty Officer (MCPO)
Warrant Officer 1 (W-1) No Longer in Use
Chief Warrant Officer 2 (CWO2)
Chief Warrant Officer 3 (CWO3)
Chief Warrant Officer 4 (CWO4)
Ensign (ENS)
Lieutenant Junior Grade (LTJG)
Lieutenant (LT)
Lieutenant Commander (LCDR)
Commander (CDR)
Captain (CAPT)
Rear Admiral Lower Half RADM (LH)
Rear Admiral Upper Half RADM (UH)
Vice Admiral (VADM)
Admiral (ADM) Chief of Naval Operations
Fleet Admiral (Wartime only)