Petty officer third class is an enlisted rank used by various organisations. It was the most senior petty officer rank and was just under a chief petty officer.
| Enlisted personnel | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fleet: | CREW | PO1 | PO2 | PO3 | CPO | SCPO | MCPO | CDT MID | ||||
| Military: | PVT | LCPL CPL |
SGT | SSGT | GYSGT | 1SGT MSGT |
SGM | |||||
| Commissioned officers | General, Air and flag officers | |||||||||||
| Fleet: | ENS | LT JG | LT | LT CMDR | CMDR WGCDR |
CAPT FCAPT GPCAPT |
CDORE RDML AIRCDRE |
RADM | VADM | ADM | FADM | |
| Military: | 2nd LT | 1st LT | CAPT | MAJ | LT COL | COL | BRIG | MAJ GEN | LT GEN | GEN | CMD GEN MARSHAL | |