When you use an NSN to requisition an item, the item
you receive may have a different part number from the
DESCRIPTION AND USABLE ON CODE (Column (5)). This column includes the following information:
The Federal item name and, when required, a minimum description to identify the item.
The physical security classification of the item is indicated by the parenthetical entry (insert applicable
physical security classification abbreviation, e.g., Phy Sec C1 (C) -Confidential, Phy Sec C1 (S) - Secret, Phy
Sec C1 (T) Top Secret).
Items that are included in kits and sets are listed below the name of the kit or set
Spare/repair pans that make up an assembled item are listed immediately following the assembled item line
Part numbers for bulk materials are referenced in this column in the line item entry for the item to be
When the item is not used with all serial numbers of the same model, the effective serial numbers are shown
on the last line of the description (before UOC)
The usable on code, when applicable (see paragraph 5, Special information).
In the Special Tools List work package, the basis of issue (BOI) appears as the last lines in the entry for each
special tool, special TMDE, and other special support equipment. When density of equipment supported
exceeds density spread indicated in the basis of issue, the total authorization is increased proportionately.
The statement "END OF FIGURE" appears just below the last item description in Column 5 for a given figure.
QTY (Column (6)). The QTY (quantity per figure) indicates the quantity of the item used in the breakout shown on the
illustration/figure, which is prepared for a functional group, sub-functional group or an assembly. A "V" appearing in
this column instead of a quantity indicates that the quantity is variable and may vary from application to application.
Explanation of Cross-Reference Indexes Work Packages Format and Columns
NATIONAL STOCK NUMBER (NSN) WORK PACKAGE.
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.
example: 5305-01-674-1467 - 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.
FIG. Column. This column lists the number of the figure where the item is identified/located. The figures are
in numerical order in the repair parts list and special tools list work packages.
ITEM Column. The item number identifies the item associated with the figure listed in the adjacent figure
column. This item is also identified by the NSN listed on the same line.
PART NUMBER INDEX WORK PACKAGE. Part numbers in this index are listed 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).
CAGE Column. The Commercial and Government Entity (CAGE) is a 5-digit numeric code used to identify
the manufacturer, distributor, or Government agency, etc. that supplies the item. CAGE consolidates the
former H4 Federal Supply Code for Manufacturers (FSCM) and H8 Federal Supply Code for
PART NUMBER Column. Indicates 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