M60A1/A3 Tank System Mechanic (RC) · Converted to 63Z, effective September 1, 2003
DA Pam 611-21 Table 10-4 maps predecessor MOSC 63N5 to 63Z; source successor entries: 63Z MECHANICAL MAINTENANCE SUPERVISOR; conversion effective 01 Sep 2003.
Sources
- DA Pam 611-21, chapter 10, Table 10-4, Enlisted MOS Conversion Listing (Table 10-4, PDF p. 273)