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TM-9-2350-277-40&P Sustainment Maintenance Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download

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Source Code. The source code tells you how you get an item needed for maintenance, repair, or overhaul of an end item/equipment. Explanations of source codes follow: Source Code Application/Explanation PA NOTE Items coded PC are subject to deterioration. PB PC PD PE Stock items; use the applicable NSN to requisition/request items with these source codes. They are authorized to the level indicated by the code entered in the third position of the SMR code. PF PG PH PR PZ Items with these codes are not to be requested/requisitioned individually. They are part of a kit which is authorized to the maintenance level indicated in the third position of the SMR code. The complete kit must be requisitioned and applied. KD KF KB Items with these codes are not to be requisitioned/requested individually. They must be made from bulk material which is identified by the part number in the DESCRIPTION AND USABLE ON CODE (UOC) column and listed in the bulk material group work package of the RPSTL. If the item is authorized to you by the third position code of the SMR code, but the source code indicates it is made at higher level, order the item from the higher level of maintenance. MF-Made at field MH-Made at below depot/ sustainment level ML-Made at SRA MD-Made at depot Items with these codes are not to be requested/requisitioned individually. The parts that make up the assembled item must be requisitioned or fabricated and assembled at the level of maintenance indicated by the source code. If the third position of the SMR code authorizes you to replace the item, but the source code indicates the item is assembled at a higher level, order the item from the higher level of maintenance. AF-Assembled by field AH-Assembled by below depot/ sustainment level AL-Assembled by SRA AD-Assembled be depot XA Do not requisition an "XA" coded item. Order the next higher assembly.(Refer to NOTE below.) XB If an item is not available from salvage, order it using the CAGEC and part number. XC Installation drawings, diagrams, instruction sheets, field service drawings; identified by manufacturer's part number. XD Item is not stocked. Order an XD-coded item through local purchase or normal supply channels using the CAGEC and part number given, if no NSN is available. TM 9-2350-277-40&P 0042 0042‐2