Historical specialty lookup
Legacy Military Specialties
Military specialty codes get renamed, merged, and retired as the services restructure. Search a historical code to see its recorded name, documented changes, and known links to later specialties. Source links accompany each record.
Looking for a current code? Search the directory740 of 4,637 legacy codes, showing the first 150
- 005Brake Inspector, RailwayMarine Corps · linked to 046
- 012Electrician, AutomotiveMarine Corps · linked to 414
- 020Band Leader or Drum MajorMarine Corps · linked to 801
- 0212Technical Surveillance Countermeasures (TSCM) SpecialistMarine Corps · linked to 0212
- 025HammersmithMarine Corps · linked to 024
- 0251Interrogator/DebrieferMarine Corps · discontinued
- 026TooldresserMarine Corps · linked to 024, 090, 242
- 029Boiler InspectorMarine Corps · linked to 082
- 030Boiler MakerMarine Corps · linked to 024, 201
- 0300Basic InfantrymanMarine Corps · linked to 0300
- 0312Riverine Assault Craft (RAC) Marine (FMOS)Marine Corps · discontinued
- 0313Light Armored Vehicle Marine (PMOS)Marine Corps · linked to 0313
- 0314Rigid Raiding Craft (RRC)/Rigid Hull Inflatable Boat (RHIB) Coxswain (FMOS)Marine Corps · discontinued
- 032Boring Mill OperatorMarine Corps · linked to 302
- 0321Reconnaissance Man (PMOS)Marine Corps · linked to 0321
- 0323Recon Man Parachute Qual (NMOS)Marine Corps · linked to 0323
- 0324Recon Man Cmbt Diver Qual (NMOS)Marine Corps · linked to 0324
- 0326Recon Man Parachute and Combat DivMarine Corps · linked to 0326
- 0351Infantry AssaultmanMarine Corps · linked to 0351
- 0352Antitank MissilemanMarine Corps · linked to 0352
- 0353Ontos CrewmanMarine Corps · transition unknown
- 036Bridge InspectorMarine Corps · linked to 035, 059
- 0363Light Armored Reconnaissance (LAR) Unit Leader (PMOS)Marine Corps · linked to 0363
- 0367Light Armored Reconnaissance (LAR) Master Gunner (NMOS) (0313, 0363, 0393)Marine Corps · linked to 0367
- 0372Critical Skills OperatorMarine Corps · linked to 0372
- 0393Light Armored Reconnaissance (LAR) Operations Chief (PMOS)Marine Corps · linked to 0393
- 040Automobile Body RepairmanMarine Corps · linked to 172
- 0411Maintenance Management SpecialistMarine Corps · linked to 0411
- 042Camera RepairmanMarine Corps · linked to 941
- 0431Logistics / Embarkation SpecialistMarine Corps · linked to 0441
- 044Canvas Cover RepairmanMarine Corps · linked to 609
- 048Car Mechanic, RailwayMarine Corps · linked to 046
- 0481Landing Support SpecialistMarine Corps · linked to 0441
- 0491Title not stated in sourceMarine Corps · linked to 0451
- 0513Title not stated in sourceMarine Corps · linked to 0531
- 052Chief ClerkMarine Corps · linked to 055, 405, 501 +2 more
- 0521Military Information Support Operations (MISO) Non-Commissioned Officer (FMOS)Marine Corps · linked to 0521
- 0571Foreign Security Force Advisor (FMOS)Marine Corps · linked to 0571
- 059Construction ForemanMarine Corps · transition unknown
- 061CoppersmithMarine Corps · linked to 164, 201, 555
- 0612Tactical Switching Operator (PMOS)Marine Corps · discontinued
- 0613Construction Wireman (NMOS)(0612)Marine Corps · discontinued
- 0619Telecommunications Systems Chief (PMOS)Marine Corps · discontinued
- 0621Field Radio Operator (PMOS)Marine Corps · linked to 0621
- 0622Digital (Multi-Channel) Wideband Transmission Equipment Operator (NMOS)(0621)Marine Corps · discontinued
- 0623Tropospheric Scatter Radio Multi-Channel Equipment Operator (NMOS)Marine Corps · linked to 0623
- 0624Title not stated in sourceMarine Corps · linked to 0627
- 0627Satellite Communications Operator (NMOS)Marine Corps · linked to 0627
- 0629Radio Chief (PMOS)Marine Corps · linked to 0629
- 064Power Shovel OperatorMarine Corps · linked to 063, 359
- 0648Electromagnetic Spectrum Management ChiefMarine Corps · linked to 0648
- 065Able SeamanMarine Corps · linked to 118
- 0651Cyber Network Operator (PMOS)Marine Corps · discontinued
- 0656Tactical Network SpecialistMarine Corps · transition unknown
- 0659Cyber Network Systems Chief (PMOS)Marine Corps · discontinued
- 067Dental Laboratory TechnicianMarine Corps · discontinued
- 0670Data Systems Engineering OfficerMarine Corps · linked to 0670
- 0671Data Systems AdministratorMarine Corps · linked to 0671
- 0673Applications DeveloperMarine Corps · linked to 0673
- 0679Data Systems ChiefMarine Corps · linked to 0679
- 0688Cybersecurity Technician (PMOS)Marine Corps · linked to 1711, 1721, 067X
- 0689Cybersecurity Chief (PMOS)Marine Corps · linked to 0689
- 073Draftsman, SignalMarine Corps · linked to 530
- 074Draftsman, StructuralMarine Corps · linked to 070, 071
- 077Powerhouse EngineerMarine Corps · linked to 082
- 080Engineer Chief, MarineMarine Corps · discontinued
- 0800Basic Field Artillery ManMarine Corps · linked to 0800
- 081Engineman, OperatingMarine Corps · linked to 846
- 083Filter Operator, Water SupplyMarine Corps · linked to 727
- 0844Field Artillery Fire Control ManMarine Corps · linked to 0844
- 0847Fld Artillery Sensor Spt ManMarine Corps · linked to 0847
- 0848Field Artillery Operations ManMarine Corps · linked to 0848
- 086Foreman, Machine ShopMarine Corps · linked to 114
- 0861Fire Support ManMarine Corps · linked to 0861
- 087Forging-Press OperatorMarine Corps · linked to 024
- 088Foreman, FoundryMarine Corps · linked to 129
- 089Frameman, Telephone and TelegraphMarine Corps · linked to 097
- 092Generator Switchboard OperatorMarine Corps · discontinued
- 095Central Office RepairmanMarine Corps · linked to 097
- 098Instrument Repairman, NonelectricalMarine Corps · linked to 686, 922
- 100Structural Steel WorkerMarine Corps · linked to 190
- 101Engine Lathe OperatorMarine Corps · linked to 302
- 109Lithographic EngraverMarine Corps · linked to 107
- 112Locomotive MechanicMarine Corps · discontinued
- 1142Engineer Equipment Electrical System TechnicianMarine Corps · linked to 1164
- 115Automatic Telephone Switchboard Maintenance ManMarine Corps · linked to 097
- 1161Refrigeration and Air Conditioning TechnicianMarine Corps · linked to 1164
- 117Fireman, MarineMarine Corps · linked to 118
- 119MateMarine Corps · linked to 118
- 120Meat or Dairy InspectorMarine Corps · linked to 819
- 126MeteorologistMarine Corps · linked to 784, 787
- 127MillwrightMarine Corps · linked to 114, 341
- 130Animation Artist, Motion PictureMarine Corps · linked to 296, 561
- 1300Basic Engr, Const and Equip ManMarine Corps · linked to 1300
- 131Film Editor, Motion PictureMarine Corps · linked to 561
- 1316Metal WorkerMarine Corps · linked to 1321
- 132Electrician, Motion PictureMarine Corps · linked to 561
- 133Equipment Maintenance Man, Motion PictureMarine Corps · linked to 941
- 134Laboratory Supervisor, Motion PictureMarine Corps · linked to 561, 945
- 135Electric Locomotive RepairmanMarine Corps · discontinued
- 1361Engineer AssistantMarine Corps · linked to 1361
- 137Projectionist, 16mmMarine Corps · transition unknown
- 138Motorcycle MechanicMarine Corps · linked to 014
- 139Packer, High ExplosivesMarine Corps · linked to 505
- 1392Petroleum Quality Assurance and Additization SpecialistMarine Corps · linked to 1392
- 140Oiler, LocomotiveMarine Corps · discontinued
- 141Marine OilerMarine Corps · discontinued
- 147Parachute RepairmanMarine Corps · linked to 570, 620
- 149PharmacistMarine Corps · discontinued
- 154Photographic Darkroom ManMarine Corps · linked to 945
- 157Photographer, Retouching ArtistMarine Corps · linked to 945
- 158Microfilm Equipment RepairmanMarine Corps · linked to 016, 941
- 160Physics Laboratory AssistantMarine Corps · linked to 411
- 162Pipe FitterMarine Corps · linked to 164
- 163SteamfitterMarine Corps · linked to 164
- 165Lineman, PowerMarine Corps · linked to 078, 641
- 166PowermanMarine Corps · linked to 097, 846
- 167Lithographic PressmanMarine Corps · linked to 107, 169
- 174Radio RepairmanMarine Corps · transition unknown
- 177Radio OperatorMarine Corps · linked to 776
- 180Railway Mechanic, GeneralMarine Corps · linked to 046
- 1800Basic Tank and Aslt Amphib CrewmanMarine Corps · linked to 1800
- 181Signal Mechanic, RailwayMarine Corps · discontinued
- 1812M1A1 Tank CrewmanMarine Corps · linked to 1812
- 183Railway Shop DispatcherMarine Corps · discontinued
- 1833Assault Amphibious Vehicle (AAV) Marine (PMOS)Marine Corps · linked to 1833
- 1834Amphibious Combat Vehicle (ACV) Marine (PMOS)Marine Corps · linked to 1834
- 185Railway Towerman or Signal OperatorMarine Corps · discontinued
- 186Receiving or Shipping CheckerMarine Corps · linked to 735
- 191Rodman and Chainman, SurveyingMarine Corps · linked to 227, 230, 705
- 192Saddle and Harness MakerMarine Corps · linked to 609
- 193Salvage InspectorMarine Corps · linked to 194, 728
- 195Shipping ClerkMarine Corps · linked to 735
- 198Section Foreman, RailwayMarine Corps · discontinued
- 199Section Hand, RailwayMarine Corps · discontinued
- 205Shop Engineer, RailwayMarine Corps · discontinued
- 207Sound Recording Equipment Maintenance ManMarine Corps · linked to 561
- 208Film Recorder, Motion Picture, SoundMarine Corps · linked to 561
- 211Station Agent, RailwayMarine Corps · discontinued
- 214StonemasonMarine Corps · linked to 034
- 2146Heavy Ordnance Vehicle Repairer/TechnicianMarine Corps · discontinued
- 2161MachinistMarine Corps · linked to 1321
- 220Water PumpmanMarine Corps · linked to 727
- 226Surgical Technician, VeterinaryMarine Corps · discontinued
- 228Instrument Man, SurveyingMarine Corps · linked to 227, 230
- 229Medical Equipment Maintenance TechnicianMarine Corps · discontinued
- 231Switchboard Installer, Telephone and Telegraph, DialMarine Corps · linked to 097
- 232Switchboard Installer, Telephone and Telegraph, ManualMarine Corps · linked to 097
- 233Switchman, RailwayMarine Corps · linked to 033
- 236Telegraph OperatorMarine Corps · linked to 776
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