Marine Corps · SSN history

445 Criminal Identification, Laboratory Technician

Appendix B lists SSN 445 under the earlier AR 615-26 title “Criminal Identification, Laboratory Technician” and suggests SSNs 301, 307, or 677 as alternatives. Selecting an alternative required reviewing the individual's Qualification Card against the manual's job specifications, not automatically converting the specialty.

Codes named in this history

Codes without a directory match

  • 301 stated by the source. No directory or archive record matches.
  • 307 stated by the source. No directory or archive record matches.
  • 677 stated by the source. No directory or archive record matches.

Documented history

Criminal Identification, Laboratory Technician

June 1945 is the manual's publication date. No effective date is given for a change to SSN 445.

  • The earlier title comes from AR 615-26 of September 1942 and its supplements; no June 1945 title is listed.
  • The suggested alternatives do not establish a definite three-way split or a fixed successor.
Source extraction notes

Predecessor title from the AR 615-26 column: Criminal Identification, Laboratory Technician. Suggested conversions/remarks: 301, 307, 677. 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.