ARMY TM 9-6115-584-24P
NAVY NAVFAC P-8-622-24P
AIR FORCE T.O. 35C2-3-456-4
Source
Explanation
Code
PA
PB
PC**
Stocked items; use the applicable NSN to request/requisition items with these source codes.
They are authorized to the category indicated by the code entered in the 3rd position of the SMR
PD
code.
PE
**NOTE: Items coded PC are subject to deterioration.
PF
PG
KD
Items with these codes are not to be requested/requisitioned individually. They are part of a kit
KF
which is authorized to the maintenance category indicated in the 3rd position of the SMR code.
The complete kit must be requisitioned and applied.
KB
MO
(Made at Unit/AVUM Level)
Items with these codes are not to be requested/requisitioned
MF
(Made DS/AVIM Level)
individually. They must be made from bulk material Which is
identified by the part number in the DESCRIPTION and
MH
(Made at GS Level)
USABLE ON CODE (UOC) column and listed in the Bulk
ML
(Made at Specialized Repair
Material group of the repair parts list in this RPSTL. If the item
Activity (SRA))
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
MD
(Made at Depot)
the item from the higher level of maintenance.
AO
(Assembled by Unit/AVUM
Items with these Codes arenot to be r-este requisitioned
Level)
individually. The parts that make up the assembled item must be
AF (Assembled by DS/AVIM
requisitioned orfabricated and assembled at the level of mainte-
Level)
nance indicated by the source code. If the3rd position code of
the SMR code authorizes you to replace the item, but the source
AH
(Assembled by GS Category)
code indicates the items are assembled at a higher level, order
AL
(Assembled by SRA)
the item from the higher level of maintenance.
AD
(Assembled by Depot)
XA
Do not requisition "XA"-coded item. Order its next higher assembly. (Refer to the NOTE below.)
XB
If an "XB" item is not available from salvage, order it using the CAGEC 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 CAGEC 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 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 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.
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