TM    9-2815-210-34P (3)  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. (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  identification  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, 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. 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  RPSTL  are: LDT465-1D   ENGINE IDS465-1A    ENGINE Code Used On Code Used On B95 M50A3  WO/W 251 M51A2  W/W B96 M50A3  W/W 268 M748A2  W/W 437 M35A2  WO/W 269 M51A2  W/W 438 M35A2  W/W 270 M291A2 W/W 445 M35A2C   WO/W 271 M291A2C  W/W 446 M35A2C  W/W 273 M52A2   WO/W 455 M36A2  WO/W 274 M52A2  W/W 456 M36A2  W/W 275 M246A2  W/W 503 M49A2C   WO/W 276 M55A2   WO/W 506 M49A2C  W/W 277 M54A2   WO/W 510 M109A3  WO/W 278 M54A2  W/W 510 M109A3  WO/W 279 M55A2  W/W 516 M185A3  WO/W 281 M543A2  W/W 287 M54A2C   WO/W 587 M54A2C  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   manufactured/fabricated.   Detailed   fabrication instructions   for   items   source   coded   to   be   manufactured   or   fabricated   are   found   in   TM   9-2815-210-34. c. Assembly Instruction.  Detailed assembly instructions for items source coded to be assembled from component spare/repair parts are found in TM 9-2815-210-34. Items that make up the assembly are  listed  immediately  following  the  assembly  item  entry  or  reference  is  made  to  an  applicable  figure. 5