Military Ranks and Ratings Key

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


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

Last updated: March 1, 2015

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