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Enlisted Rates


Pay Grade Rate Abbreviation Upper Sleeve Collar and Cap
E-1 Seaman Recruit SR none none
E-2 Seaman Apprentice SA none
E-3 Seaman SN none
E-4 Petty Officer
Third Class
PO3
E-5 Petty Officer
Second Class
PO2
E-6 Petty Officer
First Class
PO1
E-7 Chief Petty Officer CPO
E-8 Senior Chief
Petty Officer
SCPO
E-9 Master Chief
Petty Officer
MCPO
E-9 Master Chief
Petty Officer
of the Navy
MCPON


Officer Ranks

Pay Grade Rank Abbreviation Collar Shoulder Sleeve
O-1 Ensign ENS
O-2 Lieutenant
Junior Grade
LTJG
O-3 Lieutenant LT
O-4 Lieutenant
Commander
LCDR
O-5 Commander CDR
O-6 Captain CAPT
O-7 Rear Admiral
(lower half)
RDML
O-8 Rear Admiral
(upper half)
RADM
O-9 Vice Admiral VADM
O-10 Admiral ADM
O-11 Fleet Admiral* FADM

* The rank of Fleet Admiral has been reserved for war time use only. The last Fleet Admirals were in World War II. Fleet Admirals during that war were Chester W. Nimitz, William D. Leahy, Ernest J. King, and William F. Halsey.