[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-air-force-455X1B":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"455X1B","air_force","AFSC",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":12,"successors":13,"citations":16,"notes":23},"Avionics Guidance and Control Systems, shredout B","converted",null,"1993",[14],{"code":15,"liveCode":11,"name":11},"2A1X2",[17],{"title":18,"url":19,"accessedAt":20,"sourceDate":21,"locator":22},"Avionics Guidance and Control Systems, AFSC 2A1X2","https://apps.dtic.mil/sti/tr/pdf/ADA356500.pdf","2026-07-28","1998-09","Introduction, report p. 1","The official report states the conversion from AFSC 455X1A/B to AFSC 2A1X2 took place in October 1993. This row preserves shredout B separately. Confidence: high."]