United States Amy Rank Abbreviations and Acronyms

  1. RADM
    Rear Admiral
  2. RD1
    RADARMAN PETTY OFFICER 1ST CLASS
  3. RD2
    RADARMAN PETTY OFFICER 2ND CLASS
  4. RDC
    RADARMAN CHIEF PETTY OFFICER
  5. RDML
    Rear Admiral Lower Half
  6. RDSA
    RADARMAN SEAMAN APPRENTICE
  7. RDSN
    RADARMAN SEAMAN
  8. RDSR
    RADARMAN SEAMAN RECRUIT
  9. RELE
    Radio Electrician
  10. RM1
    RADIOMAN PETTY OFFICER 1ST CLASS
  11. RM2
    RADIOMAN PETTY OFFICER 2ND CLASS
  12. RM3
    RADIOMAN PETTY OFFICER 3RD CLASS
  13. RMC
    RADIOMAN CHIEF PETTY OFFICER
  14. RMCM
    RADIOMAN MASTER CHIEF PETTY OFFICER
  15. RMCS
    RADIOMAN SENIOR CHIEF PETTY OFFICER
  16. RMNC
    RADIOMAN (NAVIGATION) CHIEF PETTY OFFICER
  17. RMSA
    RADIOMAN SEAMAN APPRENTICE
  18. RMSN
    RADIOMAN SEAMAN
  19. RMSR
    RADIOMAN SEAMAN RECRUIT
  20. RMTC
    RADIOMAN (TELEGRAPHER LANDLINE) CHIEF PETTY OFFICER

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