Army · SSN history

504 Title not stated in source

Appendix I lists Army SSN 504 as deleted, with suggested substitutes of SSN 188, SSN 901, or an appropriate gun-crewman specialty. It does not specify which substitute applied to an individual soldier.

Codes named in this history

Codes without a directory match

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

Documented history

Title not stated in source

No effective deletion date is stated. June 30, 1945 is the publication date of Change 2, not an established date for deleting SSN 504.

  • The table does not name the deleted specialty or describe its duties.
Source extraction notes

Appendix I lists deleted SSN 504 with suggested substitutes 188, 901. Full printed directive: "188, 901 or appropriate gun-crewman." 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.