TM 10-3510-226-23P
0001 00
MO-Made at
Items with these codes are not to be
unit/AVUM level
requisitioned/requested individually. They must
MF-Made at DS/AVIM
be made from bulk material which is identified by
level
the P/N in the DESCRIPTION AND USABLE
MH-Made at GS level
ON CODE (UOC) column and listed in the bulk
ML-Made at SRA
material group work package of the RPSTL. If
MD-Made at depot
the item is authorized to you by the 3rd 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.
Items with these codes are not to be
AO-Assembled by
requested/requisitioned individually. The parts
unit/AVUM level
that make up the assembled item must be
AF-Assembled by
requisitioned or fabricated and assembled at the
DS/AVIM level
level of maintenance indicated by the source
AH-Assembled by GS
code. If the 3rd position of the SMR code
level
authorizes you to replace the item, but the source
AL-Assembled by SRA
code indicates the item is assembled at a higher
AD-Assembled by
level, order the item from the higher level of
depot
maintenance.
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 P/N.
XC
Installation drawings, diagrams, instruction
sheets, field service drawings; identified by
manufacturer's P/N.
XD
Item is not stocked. Order an XD-coded item
through normal supply channels using the
CAGEC and P/N 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 items source coded "XA" or those
aircraft support items restricted by requirements of AR 750-1.
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:
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 the following levels of
maintenance:
0001 00-3
