[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-air-force-454X5":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"454X5","air_force","AFSC",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":11,"successors":12,"citations":15,"notes":22},"Title not stated in source","merged",null,[13],{"code":14,"liveCode":11,"name":11},"452X5",[16],{"title":17,"url":18,"accessedAt":19,"sourceDate":20,"locator":21},"Aircraft Electrical and Environmental Systems, AFSCs 452X5, 454X5, and 454X6","https://archive.org/details/DTIC_ADA261213","2026-07-30","1993-01-01","Internet Archive full-text OCR lines 511-546; adjudicated excerpt in audit","Officially decided and assigned an effective month; exact April 1993 day not stated."]