TM 10-3930-665-13&P Code Z -Nonreparable.  No repair is authorized. B -No repair is authorized.  (No parts or special tools are authorized for the maintenance of a "B" coded item.) However, the item may be reconditioned by adjusting, lubricating, etc., at the user level. (3) Recoverability   Code.      Recoverability   codes   are   assigned   to   items   to   indicate   the   disposition   action   on unserviceable items.  The recoverability code is entered in the fifth position of the SMR code as follows: RECOVERABILITY CODES APPLICATION/EXPLANATION Z -Nonreparable  item.    When  unserviceable,  condemn  and  dispose  of  the  item  at  the level of maintenance shown in 3d position of SMR code. O -Reparable item.  When uneconomically reparable, condemn and dispose of the item at unit or aviation unit level. F -Reparable item.  When uneconomically reparable, condemn and dispose of the item at the direct support or aviation intermediate level. H -Reparable item.  When uneconomically reparable, condemn and dispose of the item at the general support level. D -Reparable   item.      When   beyond   lower   level   repair   capability,   return   to   depot. Condemnation and disposal of item not authorized below depot level. L -Reparable   item.      Condemnation   and   disposal   not   authorized   below   Specialized Repair Activity (SRA). A -Item   requires   special   handling   or   condemnation   procedures   because   of   specific reasons (e.g., precious metal content, high dollar value, critical material, or hazardous material).  Refer to appropriate manuals/directives for specific instructions. c. FSCM (Column (3)).  The Federal Supply Code for Manufacturer (FSCM) is a digit numeric code which is used to identify the manufacturer, distributor, or Government agency, etc., that supplies the item. d. PART  NUMBER  (Column  (4)).    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