Navy · RATING history

AX Aviation Antisubmarine Warfare Technician

In 1964, Aviation Antisubmarine Warfare Technician (AX) was combined with AE, AT, and AQ at pay grade E-9 to form Master Chief Avionics Technician (AVCM). This does not establish that AX ended at lower pay grades.

Codes named in this history

Listed in today's directory

These codes have directory pages; their current use has not been reviewed, so no current claim is made here.

Documented history

Aviation Antisubmarine Warfare Technician

The establishment is dated to 1964, with no month or day given; December 1969 is the compilation’s revision date, not the effective date of the change.

Source extraction notes

Malin/BUPERS source assertion: Established 1964; Combination of AE, AT, AQ, and AX ratings at pay grade E-9. Normalized as merged/included. The source explicitly limits this combination to pay grade E-9; it does not assert that lower-pay-grade use of the predecessor rating ended.

Source documents (2)

Reviewed September 23, 2026 against references 1 and 2.

Historical information is drawn from the sources linked above. Classification dates are not personal service dates. Spot an error? Let us know.