[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-navy-GM":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"GM","navy","RATING",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":12,"successors":13,"citations":17,"notes":29},"Guided Missileman","renamed",null,"1961",[14],{"code":15,"liveCode":15,"name":16},"MT","Missile Technician",[18,24],{"title":19,"url":20,"accessedAt":21,"sourceDate":22,"locator":23},"Charles A. Malin/Bureau of Naval Personnel, Compilation of Enlisted Ratings and Apprenticeships, U.S. Navy, 1775 to 1969 (rev. Dec. 1969)","https://web.archive.org/web/20240704193222id_/https://www.history.navy.mil/research/library/online-reading-room/title-list-alphabetically/c/enlisted-ratings-in-u-s-navy-1775-1969.html","2026-07-30","1969-12","#anchorg, Guided Missileman entry; #anchorm, Missile Technician entry; reproduced on archived Ohio PDF p. 8, 11",{"title":25,"url":26,"accessedAt":21,"sourceDate":27,"locator":28},"Charles A. Malin/Bureau of Naval Personnel, Abbreviations Used for Navy Enlisted Ratings (1970)","https://web.archive.org/web/20210825164342id_/https://www.history.navy.mil/research/library/online-reading-room/title-list-alphabetically/a/abbreviations-used-for-navy-enlisted-ratings.html","1970","alphabetic abbreviation list, GM, MT entries","Malin/BUPERS source assertion: changed to Missile Technician 1961. | Changed from Guided Missileman 1961. Normalized as renamed/changed. Reconciles 2 reciprocal, grade-specific, or repeated source assertions for the same predecessor/date."]