[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-air-force-54570":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"54570","air_force","AFSC",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":12,"successors":13,"citations":18,"notes":25},"Heating, Ventilation, Air Conditioning, and Refrigeration Techn","converted",null,"1993-10-31",[14],{"code":15,"liveCode":16,"name":17},"3E171","3E1X1","Heating, Ventilation, Air Conditioning and Refrigeration",[19],{"title":20,"url":21,"accessedAt":22,"sourceDate":23,"locator":24},"AFMAN 36-2108, Airman Classification","https://books.google.com/books?id=RDjMYgb5qocC","2026-07-29","1994-10-31","Attachment 1, p. 91; table effective 31 Oct 1993","AFMAN 36-2108 Attachment 1 maps predecessor AFSC 54570 to AFSC 3E171; the cited table is effective 31 October 1993."]