Explanation of Columns (Sect. IV). - TM-55-4920-411-13-P0061

TM 55-4920-411-13&P

(4) Spare/repair parts that make up an assembled item are listed immediately following the assembl-

ed item line entry.

{5) Part numbers for bulk materials are referenced in this column in the line item entry for the item to

be manufactured fabricated.

(6) When the item is not used with all serial numbers of the same model, the effective serial numbers

are shown on the last line(s) of the description (before UOC).

(7) The usable on code, when applicable (see paragraph C-5, Special information.

(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 issue, the total

authorization is increased proportionately.

(9) The statement "END OF FIGURE" appears just below the last item description in Column 5 for a

given figure in both Section 11 and Section 111.

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

breakdown 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 the quantity may vary from application to application.

C-4. Explanation of Columns (Sect. IV).

a. NATIONAL STOCK NUMBER (NSN) INDEX.

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

NSN

(NIIN) sequence. The NIIN consists of the last nine digits of the NSN (i.e., 5305-01-674-1467). When using

NIIN

this column to locate an item, ignore the first 4 digits of the NSN. However, the complete NSN should be us-

ed when ordering items by stock number.

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

figures are in numerical order in Section II and Section III.

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

cent 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

alphanumeric 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) FSCM column The Federal Supply Code for Manufacturer (FSCM) is a 5-digit numeric code us-

ed to identify the manufacturer, distributor, or Government agency, etc., that supplies the item.

(2) PART NUMBER column. Indicate the primary number used by the manufacturer (individual,

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.

C-6 Change 1