TM 55-4320-432-13&P
b. PART NUMBER INDEX. Part numbers in this index are listed in ascending alphanumeric sequence (i.
e., vertical arrangement of letter and number combinations which place 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).
(1.) FSCM Column. The Federal Supply Code for Manufacturer (FSCM) is a 5-digit numeric code which
is 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
Section II and Section 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-5.
FIGURE AND ITEM NUMBER INDEX .
a. USABLE ON CODE. The usable on code appears in the lower left comer of the Description column
heading. Usable on codes are shown as "UOC:.." in the Description Column justified left) on the last
line of the applicable item description/nomenclature. Uncoded items are applicable to all models.
Identification of the usable on codes used in this RPSTL are:
Code
Used On
N/A
N/A
b. 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/fabricated.
C-8
