Marine Corps · SSN history

290 Personnel Technician

Appendix B lists SSN 290 as Personnel Technician under AR 615-26 of September 1942 and its supplements, with SSN 275 as a suggested conversion. This was not an automatic replacement: each affected Marine’s Qualification Card had to be reviewed against the manual’s job specifications.

Codes named in this history

Codes without a directory match

  • 275 stated by the source. No directory or archive record matches.

Documented history

Personnel Technician

June 1945 is the manual’s publication date; no effective date for this suggested conversion is given.

  • The June 1945 Present Title column is blank, so the entry does not establish a retained title or a same-code rename.
Source extraction notes

Predecessor title from the AR 615-26 column: Personnel Technician. Suggested conversions/remarks: 275. The table gives no row-level effective date. June 1945 is the manual publication date, not an effective conversion date.

Source documents (1)

Reviewed September 24, 2026 against references 3 and 4.

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