Rank Insignia Comparative Ranks USN Rank Insignia Officers (1941-1943) Enlisted (1941-1943) IJN Rank Insignia Officers (1931-1945) Enlisted (1931-1942) Enlisted (1942-1945)
  USN Petty Officers and Seamen Rank Insignia 1941-1943
 
Chief Petty Officer, Petty Officer 1st Class, Petty Officer 2nd Class, Petty Officer 3rd Class, Seaman 1st class, Seaman 2nd class, Apprentice Seaman
Chief
Petty Officer		   Petty Officer
1st Class		 Petty Officer
2nd Class		 Petty Officer
3rd Class		 Seaman
1st Class		 Seaman
2nd Class		 Apprentice
Seaman
Rank Insignia
Chief Petty Officer Petty Officer 1st class Petty Officer 2nd class Petty Officer 3rd class Seaman 1st Class Seaman 2nd Class Seaman Apprentice
Non-Rated Personnel Branch Marks (Watch Marks)
Branch Marks: Seamen Branch Marks: Firemen Branch Marks: Hospital Apprentices, Buglers.
Seamen Firemen Hospital Apprentices, Buglers,
Musicians, Mess Attendants
Seaman Branch
Bootswain's Mate Bootswain's Mate Quartermaster Quartermaster Signalman Signalman Fire Controlman Fire Controlman Gunners's Mate Gunners's Mate Turret Captain Turret Captain
    Mineman Mineman Torpedoman Torpedoman    
Artificer Branch
Carpenter's MateCarpenter's Mate
 PatternmakerPatternmaker Painter
Painter		 ShipfitterShipfitter Electrician's MateElectrician's Mate Printer
Printer
Radio TechnicianRadio Technician RadiomanRadioman TelegrapherTelegrapher
 RadarmanRadarman SoundmanSoundman  
Engine Room Force, Artificer Branch
BoilermakerBoilermaker Water TenderWater Tender Machinist's MateMachinist's Mate Motor Machinist's MateMotor Machinist's M. MetalsmithMetalsmith Molder
Molder
Aviation Branch
Aviation Pilot
Aviation Pilot		 Aviation Machinist's MateAv. Machinist's M. AerographerAerographer Parachute RiggerParachute Rigger Aviation OrdnancemanAv. Ordnanceman Airship Rigger
Airship Rigger
Aviation Electrician's MateAv. Electrician's M. Aviation RadiomanAv. Radioman Aviation Radio TechnicanAv. Radio Technic. Aviation MetalsmithAv. Metalsmith
 Storekeeper VStorekeeper V Torpedoman VTorpedoman V
    Painter V
Painter V
 Photographer's MatePhotographer's Mate    
Special Branch
Pharmacist's MatePharmacist's Mate StorekeeperStorekeeper Yeoman
Yeoman		 MusicianMusician BandmasterBandmaster BuglemasterBuglemaster
Commissary Branch, Messman/Steward Branch
Commissary StewardCommissary Steward Baker
Baker		 Ship's Cook
Ship's Cook		 Officer's Cook
Officer's Cook		 Officer's StewardOfficer's Steward  
Specialists
Athletic Instructor 
Athletic Instructor		 Gunnery InstructorGunnery Instructor I.B.M. OperatorI.B.M. Operator Mail ClerkMail Clerk Ordnance InspectorOrdnance Inspector Photographic Specialist
Photographic Specialist
Comunication SecurityComunication Sec. Shore Patrol
Shore Patrol		 Teacher
Teacher		 Transport AirmanTransport Airman WelfareWelfare Contol Tower OperatorContol Tower Operator
Service Stripes and Bages   Versions for Different Types of Uniform
Petty officer's service stripes Petty officer's gold service stripes Chief Petty Officer, gold badge Chief Petty Officer badge for forestry green Petty Officer 1st class badge for field khaki Chief Petty Officer badge for summer white
One stripe for each
4 years of service		 Gold service stripes and badge for 12 and more years of Good Conduct Service For forestry
green (aviation)		 For field khaki
(USMC)		 For summer
white

Sources:
1. John A. Stacey, “U.S. Navy Rating Badges, Specialty Marks & Distinguishing Marks 1885-1982”, 1982