[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"legacy-detail-army-0400":3},{"code":4,"branch":5,"codeSystem":6,"events":7},"0400","army","SSN",[8],{"title":9,"status":10,"effectiveFrom":11,"effectiveTo":12,"successors":13,"citations":20,"notes":35},"Tabulating Machine Operator","split",null,"1949-12-05",[14,16,18],{"code":15,"liveCode":11,"name":11},"1400",{"code":17,"liveCode":11,"name":11},"1402",{"code":19,"liveCode":11,"name":11},"3400",[21,26,29,32],{"title":22,"url":23,"accessedAt":24,"sourceDate":12,"locator":25},"SR 650-120-30, Career Guidance: Machine Accounting Career Field, 5 December 1949","https://books.google.com/books?id=AqzwlDpvSjoC&pg=PA2","2026-07-30","printed p. 2, paragraph 4, rescinded MOS 0400 Tabulating Machine Operator",{"title":22,"url":27,"accessedAt":24,"sourceDate":12,"locator":28},"https://books.google.com/books?id=AqzwlDpvSjoC&pg=RA1-PA4","appendix T/O & E change sheet, printed p. 20, chief-of-operations and machine-operator rows",{"title":22,"url":30,"accessedAt":24,"sourceDate":12,"locator":31},"https://books.google.com/books?id=AqzwlDpvSjoC&pg=RA1-PA5","appendix T/O & E change sheet, printed p. 21, machine-supervisory and operator rows",{"title":22,"url":33,"accessedAt":24,"sourceDate":12,"locator":34},"https://books.google.com/books?id=AqzwlDpvSjoC&pg=RA1-PT6","appendix T/O & E change sheet, printed p. 29, lines 13–23 and 32–33","Paragraph 4 rescinds 0400. The appendix makes disposition position-dependent: machine-supervisory positions convert to 1400; chief-of-operations and analyst-supervisory positions convert to 1402; machine-operator, specialist, and machine-records analyst positions convert to 3400. Preserved as one split row with the operator-directed successor order 1400, 1402, 3400 rather than hundreds of repeated position records. Successors are numeric MOS codes; the predecessor remains in the SSN namespace."]