1A173B Special Mission Aviator, Apprentice, CV-22 Flight Engineer Special Mission Aviator, Journeyman, CV- 22 Flight Engineer Special Mission Aviator Craftsman, CV-22 Flight Engineer Special Mission Aviator, Senior Enlisted Leader, CV-22 Flight Engineer

Special Mission Aviator, Apprentice, CV-22 Flight Engineer Special Mission Aviator, Journeyman, CV- 22 Flight Engineer Special Mission Aviator Craftsman, CV-22 Flight Engineer Special Mission Aviator, Senior Enlisted Leader, CV-22 Flight Engineer · Renamed to 1A173B, effective October 31, 2025

CS&CIG source assertion (N/A): The AFSC/SFSC is retitled. Conversion instructions: MPS: 4, 5 AFPC: 4, 5, 9 Manpower: 4, 5, 10 The identifier is unchanged; a self-successor records the source-stated occupational retitle.