Marine Corps · SSN history

878 Field Radio Communication Instructor

Appendix B identifies SSN 878 as Field Radio Communication Instructor in the AR 615-26 September 1942 and supplements column and suggests SSN 766 as a possible replacement. This was not an automatic conversion: each affected individual's qualifications had to be reviewed against the manual's job specifications.

Codes named in this history

Codes without a directory match

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

Documented history

Field Radio Communication Instructor

June 1945 is the manual's publication date; no effective date is given for a change from SSN 878.

  • The June 1945 Present Title column is blank for SSN 878, and the entry does not establish a fixed replacement.
Source extraction notes

Predecessor title from the AR 615-26 column: Field Radio Communication Instructor. Suggested conversions/remarks: 766. 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.