the maintenance allocation chart The system designations for the various maintenance levels are
shown on the following page
Operator or crew
Direct Support Maintenance
General Support Maintenance
Column 5, Tools and Equipment. Column 5 specifies, by code, those common tool sets (not
individual tools) common TMI)E, and special tools, special TMI)E, and support equipment required to
perform the designated function.
Column 6, Remarks. This column, when applicable, contains a letter code, in alphabetic order,
which is keyed to the remarks contained in Section IV.
B-4. EXPLANATION OF COLUMNS IN TOOL AND TEST EQUIPMENT
REQUIREMENTS, SECTION III.
Column 1, Reference Code. The tool and test equipment reference code correlates with a code used
in the MAC, Section II, Column 5.
Column 2, Maintenance Level. The lowest category of maintenance authorized to use the tool or test
Column 3, Nomenclature. Name or identification of the tool or test equipment.
Column 4, National Stock Number. The national stock number of the tool or test equipment.
Column 5, Tool Number. The manufacturer's part number.
B-5. EXPLANATION OF COLUMNS IN REMARKS, SECTION IV.
Column 1, Reference Code. The code recorded in column 6, Section II.
Column 2, Remarks. This column lists Information pertinent to the maintenance function being
performed as indicated in the MAC, Section II.