Army · MOS history
Converted to 31F, dated April 1, 1992 by the source.
Historical steps
The source names a code the branch later retired, or whose reviewed record is historical. Its story continues on that code's own page.
Recorded successor: 25F1 Network Switching Systems Operator-Maintainer, itself later retired
Switching System OP
DA Pam 611-21 Table 10-4 maps predecessor MOSC 36M2 to 31F; source successor entries: 31F NETWORK SWITCHING SYSTEMS OPERATOR- MAINTAINER; conversion effective 01 Apr 1992.
1. Table 10-4, PDF p. 263 · source dated 2025
PDF page 263 (opens in a new tab)Historical information is drawn from the sources linked above. Classification dates are not personal service dates. Spot an error? Let us know.