Additionally, line officers wear a star above the stripes of the shoulder boards or sleeves but staff and warrant officers wear specialty insignia.
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.
Pay Grade | Rank | Abbreviation | Collar | Shoulder | Sleeve |
---|---|---|---|---|---|
W-1* | Warrant Officer | WO1 | |||
W-2 | Chief Warrant Officer |
CWO2 | |||
W-3 | Chief Warrant Officer |
CWO3 | |||
W-4 | Chief Warrant Officer |
CWO4 | |||
W-5* | Chief Warrant Officer |
CWO5 |