TM 10-5430-243-12&P
0034 00
Change 1
0034 00-2
Source Code. The source code tells you how you get an item needed for maintenance, repair, or
overhaul of an end item/equipment. Explanations of source codes follow:
Source Code
Application/Explanation
PA
PB
PC
PD
PE
PF
PG
Stock items; use the applicable NSN to
requisition/request items with these source codes.
They are authorized to the level indicated by the
code entered in the 3rd position of the SMR code.
NOTE
Items coded PC are subject to deterioration.
KD
KF
KB
Item 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.
MO Made at unit/AVUM level
MF Made at DS/AVIM level
MH Made at GS level
ML Made at SRA
MD Made at depot
Items with these codes are not to be
requisitioned/requested individually. They must be
made from bulk material which is identified by the
P/N in the DESCRIPTION AND USABLE ON CODE
(UOC) column and listed in the bulk material group
work package of 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 higher level,
order the item from the higher level of maintenance.
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
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 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 the
next higher assembly. (Refer to the 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 manufacturers
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.