TM 5-3810-289-24P UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LISTS (INCLUDING DEPOT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LISTS) SECTION I.  INTRODUCTION 1. Scope. This   RPSTL   lists   and   authorizes   spares   and   repair parts;   special   tools;   special   test,   measurement,   and diagnostic    equipment    (TMDE);    and    other    special support  equipment  required  for  performance  of  Unit, Direct  Support,  and  General  Support  Maintenance  of the  Crawler  Mounted  Crane-Shovel.    It  authorizes  the requisitioning,  issue,  and  disposition  of  spares,  repair parts   and   special   tools   as   indicated   by   the   source, maintenance and recoverability (SMR) codes. 2. General. In   addition   to   Section   I.      Introduction,   this   Repair Parts.and    Special    Tools    List    is    divided    into    the following.sections: a. Section  II.    Repair  Parts  List.    A  list  of  spares and.repair  parts  authorized  by  this  RPSTL  for  use  in the.performance    of    maintenance.        The    list    also includes.parts which must be removed for replacement of  the.authorized  parts.    Parts  lists  are  composed  of functional.groups in ascending alphanumeric sequence, with  the.parts  in  each  group  listed  in  ascending  figure and item.number sequence.  Bulk materials are listed in item.name sequence.  Repair kits are listed separately in  their.own  functional  group  within  Section  II.    Repair parts  for.reparable  special  tools  are  also  listed  in  the section. Items listed are shown on the associated.illustration(s)/figure(s). b. Section   III.      Special   Tools   List.      A   list   of special.tools, special TMDE, and other special support.equipment    authorized    by    this    RPSTL    (as indicated    by.Basis    of    Issue    (BOI)    information    in DESCRIPTION  AND.USABLE  ON  CODE  column)  for the performance of.maintenance. c. Section  IV.    Cross-reference  Indexes.    A  list, in.National Item Identification Number (NIIN) sequence, of.all   National   stock   numbered   items   appearing   in the.listing, followed by a list in  alphanumeric  sequence of  all.part  numbers  appearing  in  the  listings.    National stock.numbers and part numbers  are  cross-referenced to each.illustration/figure and item number appearance. The.figure   and   item   number   index   lists   figure   and item.numbers   in   alphanumeric   sequence   and   cross- references NSN, FSCM or CAGE, and part numbers. 3. Explanation of Columns (Sections II and III). a. ITEM NO.  (Column (1)).  Indicates the number used to identify items called out in the illustration. b. SMR    CODE    (Column    (2)).        The    Source, Maintenance,  and  Recoverability  (SMR)  code  is  a  5- position code containing supply/requisitioning information, maintenance category authorization criteria, and  disposition  instructions,  as  shown  in  the  following breakout: Source Code 1st two positions XXxxx How you get an item. Maintenance Code xxXXx 3d position 4th position Who can install, replace Who can do complete or use the item repair* on the item. Recoverability Code xxxxX Who determines disposition action on an unserviceable item. *Complete   Repair:   Maintenance   capacity,   capability, and   authority   to   perform   all   corrective   maintenance tasks of the "Repair" function in a use/user environment in order to restore serviceability to a failed item. (1) Source  Code.    The  source  code  tells you how to get an item needed for maintenance, repair, or overhaul of an end item/equipment.  Explanations of source codes follows: Change 1  1