Army · MOS history

45L1 Artillery Repairer

The Army's conversion listing identifies 45B (Small Arms/Artillery Repairer) and 45K (Armament Repairer) as successors to MOS 45L1 (Artillery Repairer).

Codes named in this history

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.

Documented history

Artillery Repairer

DA Pam 611-21, Table 10-4, gives 1 April 1992 as the conversion effective date for 45L1. AR 611-201, Table B-2, dates the base code 45L change to 30 April 1992; the records do not explain why those dates differ.

  • The listing does not explain which soldiers converted to 45B and which converted to 45K.
Source extraction notes

DA Pam 611-21 Table 10-4 maps predecessor MOSC 45L1 to 45B, 45K; source successor entries: 45B SMALL ARMS/ARTILLERY REPAIRER; 45K ARMAMENT REPAIRER; conversion effective 01 Apr 1992.

Source documents (2)

Reviewed September 23, 2026 against references 1, 2 and 4.

Historical information is drawn from the sources linked above. Classification dates are not personal service dates. Spot an error? Let us know.