COLUMN ENTRIES - TM-11-5820-489-200032

TM 11-5820-489-20

TO 31R4-2GRA6-32

B-3. COLUMN ENTRIES

a. Column 1: GROUP NUMBER. Column 1 lists group numbers, the purpose of which is to iden-

tify components, assemblies, subassemblies, and modules with the next higher assembly.

b. Column 2: COMPONENT ASSEMBLY. Column 2 contains the noun names of components,

assemblies, subassemblies, and modules for which maintenance is authorized.

c. Column 3: MAINTENANCE FUNCTIONS. Column 3 lists the functions to be performed on the

item listed in column 2. When items are listed without maintenance functions, it is solely for pur-

pose of having the group numbers in the MAC and RPSTL coincide.

d. Column 4: MAINTENANCE CATEGORY. Column 4 specifies, by the listing of a "work time"

figure in the appropriate subcolumn(s), the lowest level of maintenance authorized to perform the

function listed in column 3. This figure represents the active time required to perform that

maintenance function at the indicated category of maintenance. If the number or complexity of

the tasks within the listed maintenance function varies at different maintenance categories, ap-

propriate "work time" figures will be shown for each category. The number of task-hours

specified by the "work time" figure represents the average time required 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, Subcolumns of column 4 are as follows:

- Operator

- Organizational

- Direct Support

- General Support

- 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.

B-4. TOOLS AND TEST EQUIPMENT REQUIREMENTS

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 ap-

plicable tool or test equipment for the maintenance functions.

b. MAINTENANCE CATEGORY. The code letter in this column indicates which one of the four

maintenance levels uses the specified tool.

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 equipment.

e. TOOL NUMBER. This column lists the manufacturer's part number of the tool followed by

the (5 digit) Federal Supply Code for Manufacturers in parentheses.

B-5. REMARKS

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 Section Il.

B-2