TM 5-4320-274-14&P
Code
Definition
defined as a kit that provides items required at the time of overhaul or repair.
KF
An item of a maintenance kit and not purchased separately. Maintenance kit defined as a kit that
provides an item that can be replaced at organizational or intermediate levels of maintenance.
KB
Item included in both a depot overhaul/ repair kit and a maintenance kit.
MO
Item to be manufactured or fabricated at organizational level.
MF
Item to be manufactured or fabricated at the direct support maintenance level.
MH
Item to be manufactured or fabricated at the general support maintenance level.
MD
Item to be manufactured or fabricated at the depot maintenance level.
AO
Item to be assembled at organizational level.
AF
Item to be assembled at direct support maintenance level.
AH
Item to be assembled at general support maintenance level.
AD
Item to be assembled at depot maintenance level.
XA
Item is not procured or stocked because the requirements for the item will result in the replacement of
the next higher assembly.
XB
Item is not procured or stocked. If not available through salvage; requisition.
XD
A support item that is not stocked. When required, item will be procured through normal supply
channels.
NOTE
Cannibalization or salvage may be used as a source of supply for any items
source coded above except those coded XA, XD, and aircraft support itemns as
restricted by AR 700-42.
(2) Maintenance Code. Maintenance codes are assigned to indicate the levels of maintenance authorized to
USE and REPAIR support items. The maintenance codes are entered in the third and fourth positions of the Uniform
SMR Code format as follows:
(a) The maintenance code entered in the third position will indicate the lowest maintenance level authorized
to remove, replace, and use the support item. The maintenance code entered in the third position will indicate one of the
following levels of maintenance:
Code
Definition
C
Crew or operator maintenance performed within organizational maintenance.
O
Support item is removed, replaced, used at the organizational level.
I
Support item is removed, replaced, used by the direct support element of integrated direct support
maintenance.
F
Support item is removed, replaced, used at the direct support level.
H
Support item is removed, replaced, used at the general support level.
D
Support items that are removed, re- placed, used at depot, mobile depot, specialized repair activity only.
NOTE
Codes "I" and "F" will be considered the same by direct support units.
(b) The maintenance code entered in the fourth position indicates whether the item is to be repaired and
identifies the lowest maintenance level with the capability to perform complete repair (i.e., all authorized maintenance
functions). This position will contain one of the following maintenance codes:
Code
Definition
O
The lowest maintenance level
capable of
complete repair of
the support item
is the organizational level.
F
The lowest maintenance level
capable of
complete repair of
the support item
is the direct support level.
H
The lowest maintenance level
capable of
complete repair of
the support item
is the general support level.
D
The lowest maintenance level
capable of
complete repair of
the support item
is the depot level, mobile
depot or specialized
C-2
