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, Intermediate  Direct  Support  and  Intermediate  General Support  Maintenance  of  the  Crane,  Truck  Mounted.  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 repairable special tools are also listed in the section. Items listed are shown on the associated illustration(s)/figure(s).b.  Section  Ill.  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 DESCRIPTIONAND  USABLE  ON  CODE  column)  for the   performance   of   maintenance.   Not   applicable.   c. 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, 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 a5-position code containing supply/requisitioning information,  maintenance category      authorization   criteria,   and   disposition instructions,  as  shown  in  the  following  breakout: 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: Source Code 1st two positions XXxxx How you get an item Maintenance Code I xxXXx 3d position   4th position Who can install, Who can replace or use do complete the item repair* on the item Recoverability Code I xxxxx 5th position Who determines disposition action on an unserviceable item 1 Section I TM 5-3810-294-20P UNIT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST SECTION I. INTRODUCTION