F-3.4 PART NUMBER (Column (4)). Indicates the primary number used by the manufacturer
(individual, company, firm, corporation, or Government activity), which controls the design and
characteristics of the item by means of its engineering drawings, specifications, standards, end inspection
requirements to identify an item or range of items. -
NOTE: When you use a NSN to requisition an item, the item you receive may have a different
part number from the part ordered.
F-3.5 DESCRIPTION AND USABLE ON CODE (UOC) (Column (5)). This column includes the
The Federal item name and, when required, a minimum description to identify the item.
Items that are included in kits and sets are listed below the name of the kit or set.
Spare/repair parts that make up an assembled item are listed immediately following the
assembled item line entry.
Part numbers for bulk materials are referenced in this column in the line entry for the item to
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).
The usable on code, when applicable.
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 III.
F-3.6 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 the quantity may vary from application to application.
F-4 EXPLANATION OF COLUMNS (SECTION IV).
F-4.1 National Stock Number (NSN) Index.
F-4.1.1 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., 5305-01-674-1467). 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.
F-4.1.2 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.
ITEM column. The item number identifies the item associated with the figure listed in the
adjacent FIG. column. This item is also identified by the NSN listed on the same line.
F - 5