The Army Maintenance System MAC - Continued
C Crew maintenance
F Maintainer maintenance
L Specialized Repair Activity (SRA)
H Below depot maintenance
D Depot maintenance
The "L" maintenance level is not included in column (4) of the MAC. Functions to this level
of maintenance are identified by work time figure in the "H" column of column (4), and an
associated reference code is used in the REMARKS column (6). This code is keyed to the
remarks and the SRA complete repair application is explained there.
Column (5) Tools and Equipment Reference Code. Column (5) specifies, by code, those common tool sets (not
individual tools), common Test, Measurement and Diagnostic Equipment (TMDE), and special tools, special TMDE
and special support equipment required to perform the designated function. Codes are keyed to the entries in the
tools and test equipment table.
Column (6) Remarks Code. When applicable, this column contains a letter code, in alphabetical order, which is
keyed to the remarks table entries.
Explanation of Columns in the Tools and Test Equipment Requirements
Column (1) - Tool or Test Equipment Reference Code. The tool or test equipment reference code correlates with
a code used in column (5) of the MAC.
Column (2) - Maintenance Level. The lowest level of maintenance authorized to use the tool or test equipment.
Column (3) - Nomenclature. Name or identification of the tool or test equipment.
Column (4) - National Stock Number (NSN). The NSN of the tool or test equipment.
Column (5) - Tool Number. The manufacturer's part number.
Explanation of Columns in the Remarks
Column (1) - Remarks Code. The code recorded in column (6) of the MAC.
Column (2) - Remarks. This column lists information pertinent to the maintenance functions being performed as
indicated in the MAC.
END OF WORK PACKAGE