Mortar NCO · Converted to 607, effective 1945
Predecessor title from the June 1944 tentative-manual column: Mortar NCO. Suggested conversions/remarks: 607. The table gives no row-level effective date; effectiveTo records the June 1945 manual year.
Sources
- Manual of Military Occupational Specialties, NAVMC 1008-PD, June 1945, Appendix B (Appendix B, printed p. 245 / PDF image p. 251, SSN 614)