United States Amy Rank Abbreviations and Acronyms

1. GMA1
   GUNNER'S MATE (ARMORER) PETTY OFFICER 1ST CLASS
2. GMA1
   GUNNER'S MATE (AVIATION) 1ST CLASS PETTY OFFICER
3. GMA2
   GUNNER'S MATE (ARMORER) PETTY OFFICER 2ND CLASS
4. GMA2
   GUNNER'S MATE (AVIATION) PETTY OFFICER 2ND CLASS
5. GMA3
   GUNNER'S MATE (ARMORER) PETTY OFFICER 3RD CLASS
6. GMA3
   GUNNER'S MATE (AVIATION) PETTY OFFICER 3RD CLASS
7. GMASN
   GUNNER'S MATE (ARMORER) SEAMAN
8. GMASR
   GUNNER'S MATE (ARMORER) SEAMAN RECRUIT
9. GMCB1
   GUNNER'S MATE (CONSTRUCTION BATTALION) PETTY OFFICER 1ST CLASS
10. GMCB2
    GUNNER'S MATE (CONSTRUCTION BATTALION) PETTY OFFICER 2ND CLASS
11. GMG1
    GUNNER'S MATE (GUNS) PETTY OFFICER 1ST CLASS
12. GMG3
    GUNNER'S MATE (GUNS) PETTY OFFICER 3RD CLASS
13. GMGCM
    GUNNER'S MATE (GUNS) MASTER CHIEF PETTY OFFICER
14. GMGCS
    GUNNER'S MATE (GUNS) SENIOR CHIEF PETTY OFFICER
15. GMGSA
    GUNNER'S MATE (GUNS) SEAMAN APPRENTICE
16. GMGSN
    GUNNER'S MATE (GUNS) SEAMAN
17. GMM1
    GUNNER'S MATE (MOUNTS) PETTY OFFICER 1ST CLASS
18. GMM1
    GUNNER'S MATE (MISSILES) PETTY OFFICER 1ST CLASS
19. GMM2
    GUNNER'S MATE (MISSILES) PETTY OFFICER 2ND CLASS
20. GMM2
    GUNNER'S MATE (MOUNTS) PETTY OFFICER 2ND CLASS

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