TM 11-5820-890-30P-2NOTEComplete repair: Maintenance capacity, capability, and authority to perform all correc-tive maintenance tasks of the “Repair” function in a use/user environment in order to re-store serviceability to a failed item.(1) Source Code. The source code tells you how to get an item needed for maintenance, repair, or overhaul ofan end item/equipment. Explanations of source codes follows:ExplanationStocked items: use the applicable NSN to request/requisitionitemswith these source codes. They are authorized to the categoryindicated by the source code entered in the third position of the SMRcode.NOTEltems coded PC are subject to deterioration.Items with these codes are not to be requested/requisitioned individual-ly. They are part of a kit which is authorized to the maintenance cate-gory indicated in the third position of the SMR code. The complete kitmust be requisitioned and applied.Items with these codes are not to be requested/requisitioned individual-ly. They must be made from bulk material which is identified by thepart number in the description and usable on code (UOC) columnand listed in the Bulk Material group of the repair parts list. If the itemis authorized to you by the third position code of the SMR code, butthe source code indicates it is made at a higher category, order theitem from the higher category of maintenance.Items with these codes are not to be requested/requisitioned individual-ly. The parts that make up the assembled item must be requisitionedor fabricated and assembled at the category of maintenance indi-cated by the source code. If the disposition code of the SMR codeauthorizes you to replace the item, but the source code indicates theitem is assembled at a higher category, order the item from the highercategory of maintenance.X A - Do not requisition an "XA” coded item. Order its next higher assembly.X C -X B - If an “XB” item is not available from salvage, order it using the CAGEC and part number given.Installation drawing, diagram, instruction sheet, field service drawing, that is identified by manufacturerspart number.X D - Item is not stocked. Order an “XD” coded item through normal supply channels using the CAGECandpart number given, if no NSN is available.NOTECannibalization or controlled exchange, when authorized, may be used as a source ofsupply for items with the above source codes, except for those source coded “XA” orthose aircraft support items restricted by requirements of AR 750-1.2
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