TM 10-4330-237-13&P
*Complete Repair. Maintenance capacity, capability, and authority to perform all corrective maintenance
tasks of
the "Repair" function in a use/user environment in order to restore serviceability to a failed item.
(1)
Source Code. The source code tells you how to get an item needed for maintenance, repair or overhaul of
an end item/equipment. Explanations of source codes follow:
Source
Application/Explanation
Code
PA
PB
PC**
PD
PE
PF
PG
KD
KF
KB
MO
(Made at Unit/AVUM
Level)
MF
(Made at DS/AVIM
Level)
MH
(Made at GS Level)
ML
(Made at Specialized
Repair Activity [SRA])
MD
(Made at Depot)
AO
(Assembled by
Unit/AVUM Level)
AF
(Assembled by
DS/AVIM Level)
AH
(Assembled by GS
Level)
AL
(Assembled by SRA)
AD
(Assembled by Depot)
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 code.
**NOTE: Items coded PC are subject to deterioration.
Items with these codes are not to be requested/requisitioned
individually. They are part of a kit which is authorized to the
maintenance level indicated in the 3rd position of the SMR code. The
complete kit must be requisitioned and applied.
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 this 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.
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 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.)
XB
If an "XB" item is not available from salvage, order it using the CAGEC and part number.
XC
Installation drawing, diagram, instruction sheet, or 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 CAGEC and part
number given, if no NSN is available.
C-2
