TM 9-2330-373-114 & P
b. 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 the numbers 0 through 9 and each following letter or digit in like order).
(1) FSCM-Column. The Federal Supply Code for Manufacturers (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 Section II and III.
ITEM Column. This item number is that number
assigned to the item as it appears in the figure referenced in the
adjacent figure number column.
5. SPECIAL INFORMATION
a. USABLE ON CODE. The usable on code appears in the lower left corner of the Description column heading.
Usable on codes are shown as "UOC" . . . in the Description column (justified left) on the first line applicable item
description/nomenclature. Uncoded items are applicable to all. models. Identification of the usable on codes used in the
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 this manual.