The abbreviations shown correspond to rank and ratings that appear on the casualty list and were in use at the time of the attack in December 1941.
U.S. Army and Marine Corps Ranks
| 1st Lt |
First Lieutenant |
| 2d Lt |
Second Lieutenant |
| MSgt |
Master Sergeant |
| 1st Sgt |
First Sergeant |
| TSgt |
Technical Sergeant |
| SSgt |
Staff Sergeant |
| Sgt |
Sergeant |
| Cpl |
Corporal |
| PFC |
Private First Class |
| Pvt |
Private |
U.S. Navy Ranks and Rates
Commissioned Officers
| Capt (CO) |
Captain (Commanding Officer) |
| Lt. Comdr |
Lieutenant Commander |
| Lt. |
Lieutenant |
| Lt. (jg) |
Lieutenant Junior Grade |
| Lt. (jg)(ChC) |
Lieutenant Junior Grade, Chaplain Corps |
| Lt. (jg)(MC) |
Lieutenant Junior Grade, Medical Corps |
| Ens |
Ensign |
Warrant Officers
| Chf Bosn |
Chief Boatswain |
| Chf Carp |
Chief Carpenter |
| Chf Pay Clk |
Chief Pay Clerk |
| Chf Radio Elec |
Chief Radio Electrician |
| Mach |
Machinist |
Enlisted
| 1c First Class |
2c Second Class |
| 3c Third Class |
(AA) Acting Appointment |
| (PA) Permanent Appointment |
AM Aviation Machinist |
| AMM Aviation Machinist's Mate |
AOM Aviation Ordnance Man |
| AS Apprentice Seaman |
Bgmstr Buglemaster |
| Bkr Baker |
BM Boatswain's Mate |
| Bmkr Boilermaker |
Bug Bugler |
| CBM Chief Boatswain's Mate |
CBmstr Chief Bandmaster |
| CCM Chief Carpenter's Mate |
CCStd Chief Commissary Steward |
| CEM Chief Electrician's Mate |
CFC Chief Fire Controlman |
| CGM Chief Gunner's Mate |
CM Carpenter's Mate |
| CMM Chief Machinist's Mate |
CMsmth Chief Metalsmith |
| Cox Coxswain |
CPhM Chief Pharmacist's Mate |
| CQM Chief Quartermaster |
CRM Chief Radioman |
| CSF Chief Shipfitter |
CSK Chief Storekeeper |
| CSM Chief Signalman |
CTC Chief Turret Captain |
| CWT Chief Watertender |
CY Chief Yeoman |
| EM Electrician's Mate |
F Fireman |
| FC Fire Controlman |
GM Gunner's Mate |
| HA Hospital Apprentice |
MAtt Mess Attendant |
| Mldr Molder |
MM Machinist's Mate |
| Msmth Metalsmith |
Mus Musician |
| OC Officer's Cook |
OS Officer's Steward |
| PhM Pharmacist's Mate |
Pmkr Patternmaker |
| Prtr Printer |
Ptr Painter |
| QM Quartermaster |
RM Radioman |
| Sea Seaman |
SC Ship's Cook |
| SF Shipfitter |
SK Storekeeper |
| SM Signalman |
TM Torpedoman's Mate |
| WT Watertender |
Y Yeoman |
