Navy · RATING history

GM Guided Missileman

In 1961, the Navy changed the Guided Missileman (GM) rating to Missile Technician (MT).

The directory also lists GM Gunner's Mate. Current service use is not established for this directory entry.

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

Guided Missileman

The change is dated to 1961; no effective month or day is given.

Source extraction notes

Malin/BUPERS source assertion: changed to Missile Technician 1961. | Changed from Guided Missileman 1961. Normalized as renamed/changed. Reconciles 2 reciprocal, grade-specific, or repeated source assertions for the same predecessor/date.

Source documents (2)

Reviewed September 23, 2026 against references 1 and 3.

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