ARMY TM 9-2815-253-24P
AIR FORCE TO 38G1-93-4
MARINE CORPS TM 2815-24P/1
EXPLANATION OF COLUMNS (SECTION IV)
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
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 list the number of the figure where the item is identified/located. The figures
are in numerical order in Section II and Section Ill.
ITEM Column, The item number identifies the item associated with the figure listed in the adjacent FlG.
Column. This item is also identified by the NSN listed on the same line.
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 numbers 0 through 9 and each following letter or digit in like order).
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.
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 engineer-
ing drawings, specifications standards, and inspection requirements to identify an item or range of items.
STOCK NUMBER Column, This column lists NSN for the associated part number and manufacturer
identified in the PART NUMBER and FSCM columns to the left.