2. Part Number (P/N) Index Work Package. 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).
CAGEC Column. The Commercial and Government Entity Code (CAGEC) 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, company,
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.
STOCK NUMBER Column. This column lists the NSN for the associated part number and manufacturer
identified in the PART NUMBER and CAGEC columns to the left
FIG. Column. This column lists the number of the figure where the item is identified/located in the repair
parts list and special tool list work packages.
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.
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 RPSTL are:
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 code to be manufactured or fabricated are found in TM 5-5420-278-24&P.
Assembly Instruction. Detailed assembly instructions for items source coded to be assembled from
component spare/repair parts are found in TM 5-5420-278-24&P. Items that make up the assembly are
listed immediately following the assembly item entry or reference is made to an applicable figure.
Kits. Line item entries for repair parts kits appear in group 9401 KITS in the repair parts list work
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 the repair parts list work packages.
Associated Publications. The publications listed below pertain to the Improved Ribbon Bridge (IRB) and
Unit, Direct Support, General Support Maintenance Repair Parts and
Special Tools List Manual
Illustrations. Item numbers on illustrations have been assigned in clockwise sequence, starting at
the 11 oclock position (upper left).
END OF WORK PACKAGE