[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-air-force-304X4":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"304X4","air_force","AFSC",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":12,"successors":13,"citations":16,"notes":23},"Ground Radio Maintenance","converted",null,"1993",[14],{"code":15,"liveCode":11,"name":11},"2E1X3",[17],{"title":18,"url":19,"accessedAt":20,"sourceDate":21,"locator":22},"Ground Radio Communications, AFSC 2E1X3 (Formerly AFSC 304X4)","https://apps.dtic.mil/sti/tr/pdf/ADA279854.pdf","2026-07-28","1994-04","Cover; Introduction, report p. 1","The official report cover explicitly labels 2E1X3 as formerly AFSC 304X4. The exact day was not stated in the located passage, so effectiveTo is year-only. Confidence: high for lineage; medium for date precision."]