TM 9-2330-285-14&P/TO 36A11-21-10-1 CO1
SECTION I
If an "XB" item is not available from sal-
XB -
(1) Source Code. The source code tells you
vage, order it using the FSCM and part
how to get an item needed for maintenance, repair, or
number given.
overhaul of an end item/equipment. Explanations of
source codes follows:
Installation drawing, diagram, instruction
xc -
sheet, field service drawing, that is iden-
Application/Explanation
Code
tified by the manufacturer's part number.
Stocked items; use the applicable NSN to
PA
XD -
Item is not stocked. Order an "XD"-coded
request/requisition items with these source
PB
item through normal supply channels using
codes. They are authorized to the category
PC**
the FSCM and part number given, it no
indicated by the code entered in the 3d
PD
NSN is available.
position of the SMR code.
PE
PF
NOTE: Cannibalization or controlled exchange, when
**lterns coded PC are subject to deteriora-
PG
authorized, may be used as source of supply for items
tion.
with the above source codes, except for those source
coded "XA or those aircraft support items restricted by
Items with these codes are not to be re-
requirements of AR 700-42.
quested/requisitioned individually .They are
KF
part of a kit which is authorized to the
KB
(2) Maintenance Code. Maintenance codes tell
maintenance category indicated in the 3d
you the level(s) of maintenance authorized to USE and
position of the SMR code. The complete
REPAIR support items. The maintenance codes are
kit must be requisitioned and applied.
entered in the t bird and fourth positions of the SMR
Code as follows:
Items with these codes are not
MO-(Made at UM/
to be requested/requisitioned
AVLJM Level)
(a) The maintenance code entered in the
individually. They must be
third position tells you the lowest maintenance level
MF-(Made at IDS/
made from bulk material which
authorized to remove, replace, and use an item. The
AVUM Level)
is identified by the part num-
maintenance code entered in the third position will
b e r in the DESCRIPTION
MH-(Made at IGS
indicate authorization to one of the following levels of
A N D USABLE ON CODE
Level)
maintenance.
(UOC) column and listed in
the Bulk Material group of the
ML-(Made at Spe-
Application/Explanation
Code
repair parts list in this RPSTL.
cialized Repair
If the item is authorized to you
Crew or operator maintenance done within
C-
Act (SRA))
unit maintenance or aviation unit main-
by the 3d position code of the
MD-(Made at Depot)
SMR code, but the source
tenance.
code indicates it is made at a
Unit maintenance or aviation unit category
O-
higher level, order the item
can remove, replace, and use the item.
from the higher level of main-
tenance.
F-
Intermediate Direct support or aviation in-
termediate level can remove, replace, and
Items with these codes are not
AO-(Assembled by
use the item.
to be requested/requisitioned
UM/AVUM Level)
individually. The parts that
H-
Intermediate General support level can
AF-(Assembled by
make up the assembled item
remove, replace, and use the item.
IDS/AVIM Level)
must be requisitioned or fabri-
L-
cated and assembled at the
Specialized repair activity can remove,
AH-(Assembled by
level of maintenance indicated
replace, and use the item.
/GS Category
by the source code. If the 3d
D-
Depot level can remove, replace, and use
position code of the SMR code
AL-(Assembled by
the item.
authorizes you to replace the
SRA)
item, but the source code indi-
(b) The maintenance code entered in the
AD-(Assembled by
cates the item is assembled at
fourth position tells whether or not the item is to be
Depot)
a higher level, order the item
repaired and identifies the lowest maintenance level
from the higher level of main-
with the capability to do complete repair (i.e., perform
tenance.
all authorized repair functions.) (NOTE: Some limited
repair may be done on the item at a lower level of
"XA"-coded
requisition an
Do not
XA -
maintenance, if authorized by the Maintenance
item.Order its next higher assembly. (Also,
Allocation Chart (MAC) and SMR codes.) This position
refer to the NOTE below.)
will contain one of the following maintenance codes:
2
