United States Amy Rank Abbreviations and Acronyms

1. OTA2
   OCEAN SYSTEMS TECHNICIAN (AUTOMATIC) PETTY OFFICER 2ND CLASS
2. OTA3
   OCEAN SYSTEMS TECHNICIAN (AUTOMATIC) PETTY OFFICER 3RD CLASS
3. OTASN
   OCEAN SYSTEMS TECHNICIAN (AUTOMATIC) SEAMAN
4. OTASR
   OCEAN SYSTEMS TECHNICIAN (AUTOMATIC) SEAMAN RECRUIT
5. OTM1
   OCEAN SYSTEMS TECHNICIAN (MANUAL) CHIEF PETTY OFFICER
6. OTM2
   OCEAN SYSTEMS TECHNICIAN (MANUAL) PETTY OFFICER 2ND CLASS
7. OTM3
   OCEAN SYSTEMS TECHNICIAN (MANUAL) PETTY OFFICER 3RD CLASS
8. OTMSA
   OCEAN SYSTEMS TECHNICIAN (MANUAL) SEAMAN APPRENTICE
9. OTMSN
   OCEAN SYSTEMS TECHNICIAN (MANUAL) SEAMAN
10. OTMSR
    OCEAN SYSTEMS TECHNICIAN (MANUAL) SEAMAN RECRUIT
11. PAYMCLK
    PAYMASTER'S CLERK
12. PHA2
    PHOTOGRAPHER'S MATE (AERIAL PHOTOGRAPHY) PETTY OFFICER SECOND CLASS
13. PHA3
    PHOTOGRAPHER'S MATE (AERIAL PHOTOGRAPHY) PETTY OFFICER THIRD CLASS
14. PHG2
    PHOTOGRAPHER'S MATE (CAMERAMAN) PETTY OFFICER 2ND CLASS
15. PHG3
    PHOTOGRAPHER'S MATE (CAMERAMAN) PETTY OFFICER 3RD CLASS
16. PHGSN
    PHOTOGRAPHER'S MATE (CAMERAMAN) SEAMAN
17. PHGSR
    PHOTOGRAPHER'S MATE (CAMERAMAN) SEAMAN RECRUIT
18. PHL1
    PHOTOGRAPHER'S MATE (LAB TECHNICIAN) PETTY OFFICER 1ST CLASS
19. PHL2
    PHOTOGRAPHER'S MATE (LAB TECHNICIAN) PETTY OFFICER 2ND CLASS
20. PHL3
    PHOTOGRAPHER'S MATE (LAB TECHNICIAN) PETTY OFFICER 3RD CLASS

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