United States Amy Rank Abbreviations and Acronyms

1. TMEC
   TORPEDOMAN'S MATE (ELECTRICAL) CHIEF PETTY OFFICER
2. TMSA
   TORPEDOMAN'S MATE SEAMAN APPRENTICE
3. TMSC
   TORPEDOMAN'S MATE (SPECIAL TORPEDOS) CHIEF PETTY OFFICER
4. TMSN
   TORPEDOMAN'S MATE SEAMAN
5. TMSR
   TORPEDOMAN'S MATE SEAMAN RECRUIT
6. TMSSA
   TORPEDOMAN'S MATE (SPECIAL TORPEDOS) SEAMAN APPRENTICE
7. TMTC
   TORPEDOMAN'S MATE (MECHANICAL) CHIEF PETTY OFFICER
8. TMTSR
   TORPEDOMAN'S MATE (MECHANICAL) SEAMAN RECRUIT
9. TN
   STEWARDSMAN
10. TORP
    Torpedoman's Mate
11. TR
    STEWARD RECRUIT
12. TS
    Technical Sergeant
13. TSGT
    Technical Sergeant
14. TT
    Telephone Technician
15. UCCM
    UTILITIES CONSTRUCTIONMAN MASTER CHIEF PETTY OFFICER
16. UM2
    UNDERWATER MECHANIC 2ND CLASS PETTY OFFICER
17. UM3
    UNDERWATER MECHANIC 3RD CLASS PETTY OFFICER
18. UMC
    UNDERWATER MECHANIC CHIEF PETTY OFFICER
19. UT1
    UTILITIESMAN PETTY OFFICER 1ST CLASS
20. UT2
    UTILITIESMAN PETTY OFFICER 2ND CLASS

Last updated: May 24, 2020 — Total entries: 3,362