United States Amy Rank Abbreviations and Acronyms

1. ENGR SEA
   ENGINEER'S SEAMAN
2. ENGR YEO
   ENGINEER'S YEOMAN
3. EO1
   EQUIPMENT OPERATOR PETTY OFFICER 1ST CLASS
4. EODTECH
   CHIEF EXPLOSIVE ORNANCE DISPOSAL TECHNICIAN
5. EQPFOR
   CHIEF EQUIPMENT FOREMAN
6. ER3
   ELECTRICIAN (RADIO) PETTY OFFICER THIRD CLASS
7. ERL1
   ELECTRICIAN (RADIO LAND-WIRE OPERATOR) 1ST CLASS PETTY OFFICER
8. ERL2
   ELECTRICIAN (RADIO LAND-WIRE OPERATOR) 2ND CLASS PETTY OFFICER
9. ERL3
   ELECTRICIAN (RADIO LAND-WIRE OPERATOR) 3RD CLASS PETTY OFFICER
10. ERO1
    ELECTRICIAN (RADIO OPERATOR) 1ST CLASS PETTY OFFICER
11. ERO2
    ELECTRICIAN (RADIO OPERATOR) 2ND CLASS PETTY OFFICER
12. ERO3
    ELECTRICIAN (RADIO OPERATOR) 3RD CLASS PETTY OFFICER
13. ERR1
    ELECTRICIAN (RADIO REPAIR) 1ST CLASS PETTY OFFICER
14. ERR2
    ELECTRICIAN (RADIO REPAIR) 2ND CLASS PETTY OFFICER
15. ERR3
    ELECTRICIAN (RADIO REPAIR) 3RD CLASS PETTY OFFICER
16. ESA1
    AIRSHIP RIGGER PETTY OFFICER 1ST CLASS
17. ESA2
    AIRSHIP RIGGER PETTY OFFICER 2ND CLASS
18. ESA3
    AIRSHIP RIGGER PETTY OFFICER 3RD CLASS
19. ESAAA
    AIRSHIP RIGGER AIRMAN APPRENTICE
20. ESAAN
    AIRSHIP RIGGER AIRMAN

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