ARMY TM 10-1670-281-23&P
AIR FORCE T.O. 13C5-32-2
NAVY NAVAIR 13-1-32
Code
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 the RPSTL. If 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
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 3rd position code of the SMR code authorizes you to
replace the item, but the source code indicates the item assembled at a
higher level, order the item from the higher level of maintenance.
Code
Explanation
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 750-1.
C-3
