[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-air-force-253X0":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"253X0","air_force","AFSC",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":12,"successors":13,"citations":16,"notes":23},"Weather Forecaster","merged",null,"1975-05",[14],{"code":15,"liveCode":11,"name":11},"251X0",[17],{"title":18,"url":19,"accessedAt":20,"sourceDate":21,"locator":22},"Weather Career Ladder, AFSC 251Xo/A.","https://archive.org/details/DTIC_ADA079836","2026-07-30","1979-12-01","Internet Archive full-text OCR lines 223-258; adjudicated excerpt in audit","Personnel merger completed in 1975; predecessor ladder explicitly deleted."]