Title not stated in source · Converted to 2A4X2, effective October 31, 1993
Sources
- Aircraft Communication and Navigation Systems and Communication and Navigation Systems (Internet Archive full-text OCR lines 593-628; adjudicated excerpt in audit)
Air Force · Legacy AFSC
453X2 Title not stated in source
Converted to 2A4X2, effective October 31, 1993.
Documented history
Sourced from official classification manuals and messages. Spot an error? Let us know.