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. Subcolumns of
column 4 are as follows:
C - Operator/Crew
O - Organizational
F - Direct Support
H - General Support
D - Depot
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. Column 6 contains an alphabetic code which leads to the remark in section IV, Remarks,
which is pertinent to the item opposite the particular code.
C-4. Tool and Test Equipment Requirements (Sect. 111)
a. Tool or Test Equipment/Reference Code. The numbers in this column coincide with the numbers used in the tools
and equipment column of the MAC. The numbers indicate the applicable tool or test equipment for the maintenance
b. Maintenance Category. The codes in this column indicate the maintenance category allocated the tool or test
c. Nomenclature. This column lists the noun name and nomenclature of the tools .and test equipment required to
perform the maintenance functions.
d. National/NATO Stock Number. This column lists the National/NATO stock number of the specific tool or test
e. Toot Number. This column lists the manufacturer's part number of the tool followed by the Federal Supply Code
for manufacturers (5-digit) in parentheses.
C-5. Remarks (Sect. IV)
a. Reference Code. This code refers to the appropriate item in section II, column 6.
b. Remarks. This column provides the required explanatory information necessary to clarify items appearing in