TM
5-4940-228-24P
Definition
Code
Definition
Code
Crew
or
operator
maintenance
C
Item to be manufactured or fabricated at
MO
performed
within
organizational
mainte-
t h e organizational level.
nance.
I t e m to be manufactured or fabricated at
MF
O
S u p p o r t item is removed, replaced, used
t h e direct support maintenance level.
at the organizational level.
I t e m to be manufactured or fabricated at
MH
F
S u p p o r t item is removed, replaced, used
t h e general support maintenance level.
at the direct support level.
I t e m to be manufactured or fabricated at
MD
H
S u p p o r t item is removed, replaced, used
t h e depot support maintenance level.
at the general support level.
AO
Item to be assembled at organizational
D
Support
items
that
are
removed,
level.
r e p l a c e d , used at depot, mobile depot, or
AF
Item
to
be
assembled
at
the
direct
s p e c i a l i z e d repair activity only.
support
maintenance
level.
AH
I t e m to be assembled at general support
(b) T h e m a i n t e n a n c e c o d e e n t e r e d i n t h e
maintenance level.
f o u r t h position indicates whether the item is to be
AD
Item to be assembled
at
depot
repaired and identifies the lowest maintenance
maintenance level.
level with the capability to perform complete
r e p a i r (i.e., all authorized maintenance functions).
XA
I t e m is not procured or stocked because
This position will contain one of the following
t h e requirements for the item will result
maintenance codes:
in the replacement of the next higher
assembly.
Application/Explanation
Code
XB
Item is not procured or stocked. If not
T h e lowest maintenance level capable of
o
available
through
salvage,
requisition.
complete repair of the support item is
XC
Installation
drawing,
diagram,
t h e organizational level.
instruction
sheet,
field
service
drawing,
F
T h e lowest maintenance level capable of
t h a t is identified by manufacturer's part
complete repair of the support item is
number.
the direct support level.
XD
A support item that is not stocked.
H
T h e lowest maintenance level capable of
W h e n- r e q u i r e d , i t e m w i l l b e p r o c u r e d
complete repair of the support item is
through
normal
supply
channels.
the general support level.
NOTE
D
T h e lowest maintenance level capable of
Cannibalization or salvage maybe used
complete repair of the support item is
as a source of supply for any items
the depot level.
s o u r c e coded above except those coded
L
Repair
restricted
to
designated,
XA and XD.
Specialized Repair Activity.
( 2 ) Maintenance Code. Maintenance codes are
Z
N o n r e p a r a b l e . No repair is authorized.
assigned to indicate the levels of maintenance
authorized to USE and REPAIR support items.
B
N o repair is authorized. The item maybe
The maintenance codes are entered in the third and
reconditioned by adjusting, lubricating,
f o u r t h positions of the Uniform SMR Code format
etc., at the user level. No parts or special
as follows:
tools are procured for the maintenance
of this item.
(a) T h e m a i n t e n a n c e c o d e e n t e r e d i n ' t h e
t h i r d position will indicate the lowest maintenance
level authorized to remove, replace, and use the
(3) Recoverability Code. R e c o v e r a b i l i t y c o d e s
s u p p o r t item. The maintenance code entered in the
are assigned to support items to indicate the
third position will indicate one of the following
disposition action on unserviceable items. The
l e v e l s of maintenance:
r e c o v e r a b i l i t y code is entered in the fifth position
o f the Uniform SMR Code format as follows:
2
