TM 3-1040-280-20&P
C-4.
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.
NSN
5305-01-574-1467
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 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 adjacent FIG.
column. This item is also identified by the NSN listed on the same line.
b.
PART NUMBER INDEX. Part number 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 or 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 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 (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.
(3)
STOCK NUMBER column. This column lists the NSN for the associated part number and manufacturer
identified in the PART NUMBER and FSCM 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 III.
(5)
ITEM column. The item number is that number assigned to the item as it appears in the figure referenced
in the adjacent figure number column.
c.
FIGURE AND ITEM NUMBER INDEX.
(1)
FIG. column. This column lists the number of the figure where the item is identified/located in Section II
and III.
(2)
ITEM column. The item number is that number assigned to the item as it appears in the figure referenced
in the adjacent figure number column.
(3)
STOCK NUMBER column. This column lists the NSN for the item.
(4)
FSCM column. The Federal Supply Code for Manufacturer (FSCM) is a 5-digit numeric code used to
identify the manufacturer, distributor, or Government agency, etc., that supplies the item.
(5)
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 items.
C-5.
SPECIAL INFORMATION.
a.
Fabrication Instructions. Bulk materials required to manufacture items are listed in the bulk material functional
group of this RPSTL. Part numbers for bulk materials are also referenced in the description column of the line item entry
for the item to be manufactured/fabricated. Detailed fabrication instructions for items source coded to be manufactured
or fabricated are found in Appendix E.
b.
Assembly Instructions. Detailed assembly instructions for items source coded to be assembled from component
spare/repair parts are found in Chapter 2. Items that make up the assembly are listed immediately following the
assembly item entry or reference is made to an applicable figure.
c.
Index Numbers. Items which have the word BULK in the figure column will have an index number shown in the
item number column. This index number is a cross-reference between the National Stock Number/Part Number index
and the bulk material list in Section II.
(NIIN) sequence The NIIN consists of the last nine digits of the NSN (ie.
C-5
