e. Column 5, Tools and Equipment. Column 5
c. Column 3, Maintenance Functions. Column 3
specifies by code, those common tool sets (not
lists the functions to be performend on the item
individual tools) and special tools, test, and sup-
listed in column 2.
port equipment required to perform the desig-
d. Column 4, Maintenance Category. Column 4
specifies, by the listing of a "worktime" figure in
the appropriate subcolumn(s), the lowest level of
maintenance authorized to perform the function
listed in column 3. This figure represents the
C-4. Tool and Test Equipment Requirements
active time required to perform that maintenance
function at the indicated category of maintenance.
a. Tool or Test Equipment Reference Code. The
If the number or complexity of the tasks within
numbers in this column coincide with the numbers
the listed maintenance function vary at different
used in the tools and equipment column of the
maintenance categories, appropriate "worktime"
MAC. The numbers indicate the applicable tool or
figures will be shown for each category. The num-
test equipment for the maintenance functions.
ber of man-hours specified by the "worktime"
figure represents the average time required to
b. Maintenance Category. The codes in this col-
restore an item (assembly, subassembly, compo-
umn indicate the maintenance category allocated
nent, module, end item or system) to a serviceable
the tool or test equipment.
condition under typical field operating conditions.
c. Nomenclature. This column lists the noun
This time includes preparation time, troubleshoot-
name and nomenclature of the tools and test
ing time and quality assurance/quality control
equipment required to perform the maintenance
time in additional to the time required to perform
the specific tasks identified for the maintenance
functions authorized in the maintenance alloca-
d. National/NATO Stock Number. This column
tion chart. Subcolumns of column 4 are as follows:
lists the National/NATO Stock number of the
specific tool or test equipment.
e. Tool Number. This column lists the manufac-
turer's part number of the tool followed by the
Federal Supply Code for manufacturers (5-digit) in