United States Amy Rank Abbreviations and Acronyms

1. SRA
   Sergeant
2. SRA
   Senior Airman
3. SS1
   SEAMAN SIGNAL 1ST (NON PETTY OFFICER)
4. SS2
   SEAMAN SIGNAL 2ND (NON PETTY OFFICER)
5. SS3
   SEAMAN SIGNAL 3RD (NON PETTY OFFICER)
6. SSG
   Staff Sergeant
7. SSG
   Staff Sergeant (E-6)
8. SSGT
   Staff Sergeant
9. ST1
   SONAR TECHNICIAN PETTY OFFICER 1ST CLASS
10. ST1
    STEWARD 1ST CLASS PETTY OFFICER
11. ST2
    STEWARD 2ND CLASS PETTY OFFICER
12. ST2
    SONAR TECHNICIAN PETTY OFFICER 2ND CLASS
13. ST3
    STEWARD 3RD CLASS PETTY OFFICER
14. ST3
    SONAR TECHNICIAN PETTY OFFICER 3RD CLASS
15. STC
    SONAR TECHNICIAN CHIEF PETTY OFFICER
16. STCM
    SONAR TECHNICIAN MASTER CHIEF PETTY OFFICER
17. STCS
    SONAR TECHNICIAN SENIOR CHIEF PETTY OFFICER
18. STGC
    SONAR TECHNICIAN (SURFACE) CHIEF PETTY OFFICER
19. STGCS
    SONAR TECHNICIAN (SURFACE) SENIOR CHIEF PETTY OFFICER
20. STM1
    STEWARD'S MATE 1ST CLASS PETTY OFFICER

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