EXPLANATION OF COLUMNS (SECTION IV).

TM 9-4120-370-24P

TO 35E9-229-4

(8) In the Special Tools List section, the basis of issue (BOI) appears as the last line(s) in the

entry for each special tool, special TMDE, and other special support equipment. When density of equipments

supported exceeds density spread indicated in the basis of issue, the total authorization is increased propor-

tionately.

(9) The statement "END OF FIGURE" appears just below the last item description in Column

5 for a given figure in both Section II and Section Ill.

(10) The indenture, shown as dots appearing before the repair part, indicates that the item is a

repair part of the next higher assembly.

f. QTY (Column (6)). The QTY (quantity per figure column) indicates the quantity of the item used

in the breakout shown on the illustration figure, which is prepared for a functional group, subfunctional group,

or an assembly. A "V" appearing in this column in lieu of a quantity indicates that the quantity is variable and

may vary from application to application.

EXPLANATION OF COLUMNS (SECTION IV).

a. NATIONAL STOCK NUMBER (NSN) INDEX.

(1) STOCK NUMBER column. This column lists the NSN by National item identification number

(NIIN) sequence. The NIIN consists of the last nine digits of the NSN, i.e.

NSN

5305-0574-1467

NIIN

When using this column to locate an item, ignore the first 4 digits of the NSN. However, the complete NSN

should be used when ordering items by stock number.

(2) FIG. column. This column Iists the number of the figure where the item is identified/located.

The figures are in numerical order in Section II and Section Ill.

(3) ITEM column. The item number identifies the item associated with the figure listed in the ad-

jacent FIG. column. This item is also identified by the NSN listed on the same line.

b. PART NUMBER INDEX. Part numbers in this index are listed by part number in ascending alpha-

numeric sequence (i e., vertical arrangement of letter and number combination which places the first letter

or digit of each group in order A through Z, followed by the numbers 0 through 9 and each following letter or

digit in like order).

(1) CAGEC column. The Commercial and Government Entity code (CAGEC) is a 5-digitnumer-

ic code used to identify the manufacturer, distributor, or Government agency, etc., that supplies the item.

(2) PART NUMBER column. Indicates the primary number used by the manufacturer (individu-

al, firm, corporation, or Government activity), which controls the design and characteristics of the item by

means of its engineering drawings, specifications standards, and inspection requirements to identify an item

or range of items.

(3) STOCK NUMBER column. This column lists the NSN for the associated part number and

manufacturer identified in the PART NUMBER and CAGEC columns to the left.

(4) FIG. column. This column lists the number of the figure where the item is identified/located

in Sections II and Ill.