TM 10-3510-208-20P (b) The  maintenance  code  entered in the fourth position indicates whether the item is to  be  repaired  and  identifies  the  lowest  maintenance level with the capability to perform complete repair (i.e., all authorized maintenance functions).  This position will contain one of the following maintenance codes: Code Application/Explanation O The  lowest  maintenance  level  capable of complete repair of the support item is the organizational level. Z Nonreparable.  No repair is authorized. B No repair is authorized.  The item may be reconditioned by adjusting, lubricating,  etc.,  at  the  user  level.    No parts  or  special  tools  are  procured  for the maintenance of this item. (3) Recoverability  Code.    Recoverability codes  are  assigned  to  support  items  to  indicate  the disposition    action    on    unserviceable    items.        The recoverability code is entered in the fifth position of the Uniform SMR Code format as follows: Recoverability Codes Definition Z Nonreparable item. When unserviceable, condemn and dispose at the level indicated in Position 3. O Reparable item.  When uneconomically reparable,    condemn    and    dispose    at organizational level. F Reparable item.  When uneconomically reparable, condemn and dispose at the direct support level. H Reparable item.  When uneconomically reparable, condemn and dispose at the general support level. D Reparable  item.    When  beyond  lower level  repair  capability,  return  to  depot. Condemnation and disposal not authorized below depot level. L Reparable item.  Repair, condemnation, and    disposal    not    authorized    below depot/specialized repair activity level. A Item requires special handling or condemnation   procedures   because   of specific   reasons   (i.e.,   precious   metal content,     high     dollar     value,     critical material  or  hazardous  material).    Refer to    appropriate    manuals/directives    for specific instructions. c.   National    Stock    Number.        Indicates    the National Stock Number assigned to the item and will be used for requisitioning purposes. d.   Part Number.  Indicates the primary number used by the manufacturer 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. NOTE When a stock numbered item is requisitioned, the repair part received may have a different part number than the part being replaced. e.   Federal    Supply    Code    for    Manufacturer (FSCM).  The FSCM is a 5-digit numeric code listed in SB  708-42  which  is  used  to  identify  the  manufacturer, distributor, or Government agency, etc. f.   Description.      Indicates   the   Federal   item name and, if required, a minimum description to identify the  item.    Items  that  are  included  in  kits  and  sets  are listed below the name of the kit or set with the quantity of  each  item  in  the  kit  or  set  indicated  in  the  quantity incorporated in unit column.  When the part to be used differs 1-3