Army · SSN history

891 Title not stated in source

Army SSN 891 was listed as deleted, with SSN 851 suggested as a substitute. This establishes a deletion with a suggested replacement, not a confirmed merger into SSN 851.

Codes named in this history

Codes without a directory match

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

Documented history

Title not stated in source

The deletion date is not stated. June 30, 1945 is the publication date of Change 2 to TM 12-427, not an established effective date for the deletion.

  • The table does not name the specialty associated with SSN 891.
Source extraction notes

Appendix I lists deleted SSN 891 with suggested substitute 851. The table does not print the deleted specialty title, so the neutral title placeholder is used. The row-level deletion date is unstated. The citation dates Change 2 to 30 June 1945; that publication date is not an effective deletion date.

Source documents (1)

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.