Against The Rising Sun!
- Life and Times of the 341st Bomb Group (M) -

Air Corps Job Assignments
(MOS)
Compliments of the
303rd Bomb Group (H) Association


Some of the Crew Positions and other Job Assignments of the men on our Personnel Rosters are identified by a number rather than a name. The numbers were called their Military Occupational Specialty, or MOS. Though there were hundreds of MOSs, the most common for Air Crews and Bombardment Groups were:

Officers:
  • 1021 -- Pilot - Single Engine (P-38, P-47, P-51)
  • 1022 -- Pilot - Twin Engine (A-20, B-25, B-26, etc)
  • 1024 -- Pilot - Four Engine (Usually Transport Pilots)
  • 1029 -- Combat Observer
  • 1031 -- Aerial Gunner
  • 1034 -- Bombardier
  • 1035 -- Navigator
  • 1036 -- Navigator/Bombardier
  • 1038 -- Navigator Bombardier
  • 1051 -- Copilot
  • 1091 -- Pilot (B-17 & B-24)
Enlisted Men:
  • 050 -- Carpenter, Construction; Packing Case Maker
  • 055 -- Clerk (Account, File, General, Record); Motor Vehicle Dispatcher; Mimeograph or Ditto Machine Operator; Film Librarian; Librarian; Mail Orderly; Music Librarian; Processor; Proofreader
  • 283 -- Physical Reconditioning Instructor
  • 405 -- Typist; Clerk Administrative & Technical;
  • 509 -- Enlisted Bombardier
  • 548 -- Mechanic - Airplane Fabric & Dope Worker
  • 590 -- Airplane Handler; Furnace Fireman; Oven Kitchen Helper; Water Tender; Oven Fireman; Laborer
  • 611 -- Aerial Gunner (Waist, Ball & Tail)
  • 612 -- Armorer Gunner (Togglier)
  • 620 -- Parachute Repairman
  • 677 -- Military Policeman; Radio Dispatcher Police
  • 737 -- Flight Engineer
  • 748 -- Aerial Engineer Gunner
  • 749 -- Airplane Mechanic Gunner
  • 757 -- Radio Operator
  • 750 -- Crew Chief or Line Chief
  • 757 -- Radio Operator Mechanic Gunner
  • 770 -- Enlisted Pilot
  • 824 -- Mess Sergeant
  • 852 -- Mechanic Radar RCM
  • 939 -- Aerial; Photographer Gunner
  • 940 -- Aerial Photographer
  • 959 -- Repairman Airplane Mechanical Instrument
  • 965 -- Repairman Automotive (AAF)
NOTE: Some of the Enlisted Men were dual rated and had several MOSs

Command Positions:
  • 1011 -- Squadron Commander, Air Corps
  • 1012 -- Group Commander, Air Corps
  • 1013 -- Group Commander (Base Commander)
  • 2020 -- Executive Officer
  • 2021 -- Executive Officer, Combat
  • 2100 -- Operations Officer (S-3)
  • 2110 -- Adjutant
  • 2120 -- Administrative Officer
  • 2160 -- Operations Officer (S-3)
  • 2161 -- Operations Officer - Air Force
  • 2110 -- Medical
  • 2260 -- Personnel Staff Officer (S-1)
  • 3162 -- Flight Surgeon
  • 3170 -- Medical
  • 3176 -- Surgeon -- Air Force
  • 4000 -- Supply Officer
  • 4110 -- Mess Officer
  • 4512 -- Ordnance Officer
  • 4532 -- Ordnance
  • 4823 -- Engineering Officer (S-4)
  • 4902 -- Technical Supply Officer Air Force
  • 5310 -- Chaplain
  • 6200 -- Administrative Finance Officer
  • 6201 -- Finance
  • 7540 -- Engineering Officer - Aeronautical
  • 7542 -- Engineering Officer - Aircraft Maintenance
  • 9100 -- Military Police
  • 9110 -- Commanding Officer - Military Police
  • 9300 -- Intelligence Officer (S-2)
  • 9301 -- Intelligence Staff Officer (S-2)

Miscellaneous Memories