Apr Defensive C3 CM Electronic System Security Specialist · Converted to 1N631, effective October 31, 1993
AFMAN 36-2108 Attachment 1 maps predecessor AFSC 20930 to AFSC 1N631; the cited table is effective 31 October 1993.
Sources
- AFMAN 36-2108, Airman Classification (Attachment 1, p. 33; table effective 31 Oct 1993)