C-5. 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.,
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 lists the number of the
figure where the item is identified/located. The figures
are in numerical order in Section II.
(3) 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.