Maintenance Code

TM 10-7360-201-24P Explanation Items with these codes are not to be requested/requisitioned 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 of the repair parts list in this RPSTL. H the item is authorized to you by the 3rd position code of the SMR code, but the source code indicates it is made at a higher level, order the item from the higher level of maintenance. Code Explanation XA-- Do not requisition "XA"-coded item. Order its next higher assembly. (Also Refer to the NOTE below.) XB-- If an XB" item is not available from salvage, order it using the FSCM and part number given. XC--Installation drawing, diagram, instruction sheet, field service drawing, that is identified manufacturer's part number. XD- - Item is not stocked. Order an XD"-coded item through normal supply channels using the FSCM and part number given, if no NSN is available. . NOTE Cannibalization or controlled exchange, when authorized, may be used as a source of supply for items with the above source codes, except for those source coded "XA" or those aircraft support items restricted by requirements of AR 750- 1. (2) Maintenance Code. Maintenance codes tells you the level(s) of maintenance authorized to USE and REPAIR support items. The maintenance codes are entered in the third and fourth positions of the SMR code as follows: (a) The maintenance code entered in the third position tells you the lowest maintenance level authorized to remove, replace, and use an item. The maintenance code entered in the third position will indicate authorization to one of the following levels of maintenance. Code Application/Explanation C --Crew or operator maintenance done within organizational or aviation unit maintenance. O --Organizational or aviation unit category can remove, replace, and use the item. F --Support or aviation intermediate level can remove, replace, and use the item. 3 AO- (Assembled by Unit/AVUM Level) AF- (Assembled by DS/AVIM Level) AH- (Assembled by GS Category) AL- (Assembled by SRA) AD- (Assembled by Depot) }