Marine Corps · SSN history

449 Process Background Supervisor

Appendix B lists SSN 449, Process Background Supervisor, under AR 615-26 of September 1942 and its supplements, with SSN 561 as a suggested conversion. Assignment to SSN 561 required individual qualification review against the job specifications, rather than an automatic conversion.

Codes named in this history

Codes without a directory match

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

Documented history

Process Background Supervisor

June 1945 is the manual's publication month, not an effective conversion date. No effective date is given for this entry.

  • The June 1945 Present Title column is blank; the entry does not establish a fixed replacement, rename, or cancellation.
Source extraction notes

Predecessor title from the AR 615-26 column: Process Background Supervisor. Suggested conversions/remarks: 561. 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.