TM 9-2320-361-34P (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. Figure and Item Number Index. (1) 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. (2) 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. (3) Stock Number column This column lists the NSN for the associated part number and manu- facturer identified in the PART NUMBER and CAGEC columns to the left. (4) 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. (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, specification standards, and inspection requirements to identify an item or range of items. 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 of the applicable item description/nomenclature. Uncoded items are applicable to all models. Identification of the usable on codes used in the RPSTL are: Code Used On Code Used On B48 M764 W/W 490 M49A1C WO/W B95 M50A3 WO/W 493 M50A1 WO/W B96 M50A3 W/W 503 M49A2C WO/W 435 M35A1WO/W 506 M49A2C W/W 436 M35A1 W/W 507 M50A2 WO/W 437 M35A2 WO/W 510 M109A3 WO/W 438 M35A2 W/W 511 M109A3 W/W 444 M342A2 WO/W 512 M185A2 WO/W 445 M35A2C WO/W 516 M185A3 WO/W 446 M35A2C W/W 526 M109A2 W/W 455 M36A2 WO/W 527 M342A2 W/W 456 M36A2 W/W 537 M275AI WO/W 470 M756A2 W/W 538 MI09A2 WO/W 483 M275A2 WO/W 542 M49AIC W/W 484 M275A2 W/W 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 manufacture/fabricated. Detailed fabrication instructions for items source coded to be manufactured or fabricated are found in TM 9-2320-361-34. c. Assembly Instructions. Detailed assembly instructions for items source coded to be assembled from component spare/repair parts are found in TM 9-2320-361-20 and TM 9-2320-361-34. Items that make up the assembly are listed immediately following the assembly item entry, or reference is made to an applicable figure. d. Kits. Line item entries for repair parts kits appear in Functional Group 9401 in Section II. e. 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. 5