TM 10-8400-201-23 1-8.  SOURCE, MAINTENANCE AND RECOVERABILITY (SMR) CODES - Continued CODE APPLICATION/EXPLANATION D The depot category of maintenance is the lowest level capable of complete repair. B No repair is authorized.  The item may be reconditioned by adjusting lubricating, etc. at the user level.  No parts or special tools are required for the maintenance of this item. Z Nonrepairable.  No repair is authorized. d. Recoverability Code (fifth position).  Indicates the disposition action on unserviceable items. CODE EXPLANATION O Repairable item.  When uneconomically repairable, condemn and dispose at organizational level. F Repairable item.  When uneconomically repairable condemn and dispose at Direct Support. H Repairable.  When uneconomically repairable, condemn and dispose at General Support. D Repairable.  When beyond lower maintenance level repair capability, return to depot for disposal. L Repairable.  When uneconomically repairable, condemn and dispose at a specialized repair activity. 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. Z Nonrepairable item.  When unserviceable condemn and dispose at the maintenance level indicated in the third position Section IV.  ADMINISTRATIVE PUBLICATIONS PUB. NO. TITLE AR 710-1 Centralized Inventory Management of the Army Supply System AR 710-2 Supply Policy Below the Wholesale Level AR 725-50 Requisitioning, Receipt and Issue System AR 750-1 Army Material Maintenance Concepts and Policies DOD 4160-21-M Defense Disposal Manual Fed Std 757 Stitches, Seams, and Stitching TB 43-0002-27 Maintenance Expenditure Limits for FSC Groups 72, 83, 84 and FSC Classes 7210-8340, and 8400 FM 10-16 General Fabric Repair Change 5  1-23/(1-24 blank)