to restore an item (assembly, subassembly, component, module, end item, or system) to a serviceable condition under
typical field operating conditions.
This time includes preparation time, troubleshooting time, and quality
assurance/quality control time in addition to the time required to perform the specific tasks identified for the maintenance
functions authorized in the maintenance allocation chart. The symbol designations for the various maintenance levels
are as follows:
Operator or crew
Direct support maintenance
General support maintenance
e. Column 5, Tools and Equipment. Column 5 specifies, by code, those common tool sets (not individual tools) and
special tools, test, and support equipment required to perform the designated function.
f. Column 6, Remarks. This column shall contain a letter code in alphabetical order which shall be keyed to the
remarks contained in Section IV.
B-4. COLUMN ENTRIES USED IN TOOL AND TEST EQUIPMENT REQUIREMENTS.
a. Column 1, Tool or Test Equipment Reference Code. The tool and test equipment reference code correlates with
a maintenance function on the identified end item or component.
b. Column 2, Maintenance Level. The lowest level of maintenance authorized to use the tool or test equipment.
c. Column 3, Nomenclature. Name or identification of the tool or test equipment.
d. Column 4, National/NATO Stock Number. The National or NATO stock number of the tool or test equipment.
e. Column 5, Tool Number. The manufacturer's part number.
B-5. EXPLANATION OF COLUMNS IN SECTION IV.
a. Reference Code. The code scheme recorded in column 6, Section II.
b. Remarks. This column lists information pertinent to the maintenance function being performed as indicated on
the MAC, Section II.