Maintenance Code - TM-9-6940-477-24P0008

TM 9-6940-477-24P

Code

Explanation

AO (Assembled by

Items with these codes are not to be requested/requisitioned individually. The parts that

Org Level)

make up the assembled item must be requisitioned or fabricated and assembled at the

AF (Assembled by

level of maintenance indicated by the source code. If the 3rd position code of the SMR

DS Level)

code authorizes you to replace the item, but the source code indicates the item is

AH (Assembled by

assembled at a higher level, order the item from the higher level of maintenance.

GS Level)

AL (Assembled by SRA)

AD (Assembled by Depot)

XA - Do not requisition an "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 by 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 700-42.

(2) Maintenance Code. Maintenance codes tell 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 3d position tells you the lowest maintenance level authorized to

remove, replace, and use an item. The maintenance code entered in the 3d position will indicate authorization to the

following levels of maintenance.

Code

Application/Explanation

-Crew or operator maintenance done within organizational or aviation unit mai ntenance.

-Organizational or aviation unit level can remove, replace, and use the item.

-Direct support or aviation intermediate level can remove, replace, and use the item.

-General support level can remove, replace, and use the item.

-Specialized repair activity can remove, replace, and use the item.