TM 5-2410-234-20P (1) STOCK  NUMBER  column.    This  column  lists the    NSN    by    National    item    identification    number    (NIIN) sequence.  The NIIN consists of the last nine NSN digits of the NSN (i.e., 5305-01-674-1467.) When using NIIN this  column  to  locate  an  item,  ignore  the  first  4  digits  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 figures 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. 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 Manufacturer (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. (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 in Section II and III. (2) 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. (3) STOCK  NUMBER  column.    This  column  lists  the NSN for the item. (4) FSCM   column.      The   Federal   Supply   Code   for Manufacturer  (FSCM)  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, specifications  standards,  and  inspection  requirements  to  identify an item or range of items. 5. Special Information. Use the following subparagraphs as applicable: 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 following 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 T24 D8K-8A-58 (CCE) T25 D8K-8S-8 (CCE) 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. c. ASSEMBLY  INSTRUCTION.      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  and  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. 4