EXPLANATION of COLUMNS (SECTIONS II and III)

TM 9-6115-661-13&P

Code

Explanation

Items with these codes are not to be requested/

requisitioned individually. They must be made

MO-

(Made at Unit Level)

from bulk material which is identified by the

MF-

(Made at DS Level)

part number in the DESCRIPTION AND

MH-

(Made at GS Level)

USABLE ON CODE Bulk Material group of the

ML- (Made at Specialized Repair

repair parts list in the (UOC) column and listed

Act (SRA))

in the Bulk Material group of the repair parts

MD-

(Made at Depot)

list in this manual. If the item is authorized to

you by the 3d 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.

Items with these codes are not to be requested/

requisitioned individually. The parts that make

AO-

up the assembled item must be requisitioned or

(Assembled

Unit Level)

AF-

fabricated and assembled at the level of

(Assembled

DS Level)

AH-

maintenance indicated by the source code. If the

(Assembled

GS Level)

AL-

3d position code of the SMR code authorizes you

(Assembled

SRA)

AD-

to replace the item, but the source code indicates

(Assembled

Depot)

the item is assembled at a higher level, order the

item from the higher level of maintenance.

XA -

Do not requisition an "XA''-coded item. Order its next higher assembly. (Also, refer to the

NOTE below.)

If an "XB" item is not available from salvage, order it using the CAGEC and part number

XB -

given.

XC -

Installation drawing, diagram, instruction sheet, field service drawing, that is identified by

manufacturer's part number.

Item is not stocked. Order an "XD''-coded item through normal supply channels using the

XD -

CAGEC and part number given, if no NSN is available.

NOTE

Cannibalization or controlled exchange, when authorized, maybe 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.

F-3.2.2 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:

F-3.2.2.1 Maintenance Code Third Position. 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.

F-3