TM 5-4310-451-24P sequence.  The NIIN consists of the last nine NSN digits of the NSN (i.e., 5305-01-674-1467).When NIIN using this column to locate an item, Ignore the first 4 dig- its of the NSN.  However, the complete NSN should be used when ordering items by stock number. (2) FIG.  column.  This column lists the number of the figure where the item Is identified/located.  The fig- ures are In numerical order in Section II and Section III. (3) 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. b.  PARTNUMBER 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) CAGEC column.  The Commercial and Gov- ernment Entity (CAGE) Code (C) is a 5digit alphanumeric code used to identify the manufacturer, distributor, or Government agency, etc., that supplies the item. (2) PART NUMBER column.  Indicates the pri- mary 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 In- spection requirements to identify an item or range of items. (3) STOCK NUMBER column.  This column lists the NSN for the associated part number and manufac- turer identified in the PART NUMBER and CAGE columns to the left. (4) FIG.  column.  This column lists the number of the figure where the item is identified/located in Sec- tions II and III. (5) ITEM column.  The item number is that num- ber 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 in Sec- tions II and III. (2) ITEM column.  The Item number Is that num- ber assigned to the Item as It appears in the figure referenced In the adjacent figure number column. (3) STOCK NUMBER column.  This column lists the NSN for the item. (4) CAGEC column.  The Commercial and Gov- ernment Entity (CAGE) Code (C) is a 5digit alpha- numeric code used to identify the manufacturer, distribu- tor, or Government agency, etc., that supplies the item. (5) PART NUMBER column.  Indicates the pri- mary 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 in- spection 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 comer of the Description column heading.  Not Applicable. b.  FABRICATION INSTRUCTIONS.  Bulk materials required to manufacture items are listed in the Bulk Ma- terial 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 manufac- tured/fabricated.  Detailed fabrication instructions for items source coded to be manufactured or fabricated are found in TM 5-4310-451-14. c.  ASSEMBLY INSTRUCTIONS.  Detailed assembly instructions for items source coded to be assembled from component spare/repair parts are found in TM 5- 4310-451-14.  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 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. f.  ASSOCIATED PUBLICATIONS.  The publica- tions listed below pertain to the Air Compressor and its components: Publication Short Title TM 5-4310-451-14 Air Compressor Model 750 DP 6.  How to Locate Repair Parts. a.  When National Stock Number or Part Number Is Not Known: (1) First.  Using the table of contents, determine the assembly group or subassembly group to which the 4