TM-9-2350-253-34P-1
TANK, COMBAT, FULL-TRACKED: 105-MM GUN, M60A3 AND M60A3 TTS HULL
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST (INCLUDING DEPOT MAINTENANCE REPAIR PARTS)
TM-9-2350-253-34P-1 - Page 14 of 646
SECTION I
TM 9-2350-253-34P-1
(1)
Source Cod 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 follows:
Code
Application/Explanation
PA
Stocked items; use the applicable NSN to
PB
request/requisition items with these source
PCI*
codes.
They are authorized to the category
PD
Indicated by the code entered in the 3d
PE
position of the SMR code.
PF
PG
**Items coded PC are subject to deterioration
KD
Items with these codes are not to be requested
KF
/requisitioned individually. They are part of a
KB
kit which is
authorized to the maintenance
category indicated in the 3d position of the
SMR code.
The complete kit must be requi-
sitioned and applied.
MO-(Made at UM/
Items with these codes are not
AVUM Level)
to be requested/requisitioned
individually.
They must
be
MF-(Male at DSI
made from bulk material which
AVUM Level)
is identified by the part number
MH-(Made at GS
bar in the DESCRIPTION AND
Level )
USABLE ON CODE
(UOC) column and listed in the
ML-(Made at Spe-
Bulk Material group of the repair
cilized Repair
pats list in this RPSTL.
.
If the
Act (SRA))
If the Item is authorized to you
by the 3d position code of the
MD-(Made at Depot)
SMR code, but the source code
indicates it is made at a higher
level, order the item from the
level of maintenance
AO-(Assembled by
Items with these codes are not
UM/AVUM Level)
to be requested/requisitioned
individually.
The parts that
AF(Assembled by
make up the assembled item
DS/AVUM Level)
must be requisitioned or fabr-
AH-(Assembled by
cated and assembled at the
GS Category
level of maintenance indicated
by the source code.
If the 3d
AL-(Assembled by
position code of the SMR code
SRA)
authorizes you to replace the
item, but the source code indi-
AD-(Assembled by
cates the Item is assembled at
Depot)
a higher level, order the item
from the higher level of main-
tenance.
XA
Do not requislion 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 the
manufacturers 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 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 700-42.
(2) Maintenance Code. Maintenance
codes tell you the level(s) of maintenance authorized to
USE and REPAIR support Rems.
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 one of the following levels of
maintenance.
Code
Application/Explanation
C-
Crew or operator maintenance done within unit
maintenance or aviation unit maintenance.
O -
Unit maintenance or aviation unit category can
remove, replace; and use the item.
F-
Direct Support or aviation intermediate level can
remove, replace, and use the item.
H-
General
support level
can
remove, replace,
and use the item.
L-
Specialized repair activity can remove, replace,
and use the item.
D-
Depot level can remove, replace, and use the
item.
(b)
The maintenance code entered in the
fourth position tells whether or not the item is to be
repaired and identifies the lowest maintenance level with
the capability to do complete repair (i.e., perform all
authorized repair functions.) (NOTE: Some limited repair
may be done on the item at a lower level of maintenance,
if authorized by
the
Maintenance Allocation Chart
(MAC) and SMR codes.) This position will contain one of
the following maintenance codes:
2
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