Code
Explanation
maintenance.
MO-Item to be manufactured or fabricated at
organizational level.
Code
Application/Explanation
MF-Item to be manufactured or fabricated at direct
support maintenance level.
F-Support item is removed, replaced, used at the direct
MH-Item to be manufactured or fabricated at general
support maintenance level.
support maintenance level.
H-Support item is removed, replaced, used at the
MD-Item to be manufactured or fabricated at depot
general support maintenance.
maintenance level.
D-Support items that are removed, replaced, used at
AO-Item to be assembled at level.
depot only.
AF-Item to be assembled at direct support maintenance
(b) Repair (fourth position).
The
level.
maintenance code entered in the fourth position
AH-Item to be assembled at general support
indicates whether the item is to be repaired and identifies
maintenance level.
the lowest maintenance level with the capability to
AD-Item to be assembled at depot maintenance level.
perform complete repair (i.e., all authorized maintenance
XA-Item is not procured or stocked because the
functions) When a maintenance code is not used a dash
requirements for the item will result in the
(-) sign is entered For multi-service equipment/systems
replacement of the next higher assembly.
or when a code is entered, this position will contain one
XB-Item is not procured or stocked If not available
of the following maintenance codes as assigned by the
through salvage, requisition.
service(s) that require the code.
XC-Installation drawing, diagram instruction sheet, field
service
drawing,
that
is
identified
by
Code
Application/Explanation
manufacturers' part number.
O-The lowest maintenance level capable of complete
repair of the support item is the organizational
level.
NOTE
F-The lowest maintenance level capable of complete
repair of the support item is direct support.
Cannibalization or salvage may be used
H-The lowest maintenance level capable of complete
as a source of supply for any items
repair of the support item is general support.
source coded above except those coded
D-The lowest maintenance level capable of complete
XA and aircraft support items as
repair of the support item is the depot level.
restricted by AR 700-42
L-Repair restricted to designated Specialized Repair
Activity.
(2) Maintenance code.
Maintenance
Z-Non-repairable No repair is authorized.
codes are assigned to indicate the levels of maintenance
B-No repair is authorized The Item may be reconditioned
authorized to USE and REPAIR support items The
by adjusting, lubricating, etc., at the user level No
maintenance codes are entered in the third and fourth
parts or special tools are procured for the
positions of the Uniform SMR Code Format as follows-
maintenance of this item.
(a) Use (third position).
The
maintenance code entered in the third position indicates
(3) Recoverability code.
Recoverability
the lowest maintenance level authorized to remove,
codes are assigned to support items to indicate the
replace, and use the support item. The maintenance
disposition action on unserviceable items The
code entered in the third position indicates one of the
recoverability code is entered in the fifth position of the
following levels of maintenance.
uniform SMR Code Format as follows-
Code
Application/Explanation
Code
Explanation
O-Support Item is removed, replaced, used at the
Z-Nonrepairable item. When unserviceable, condemn
organizational level of maintenance.
and dispose at the level indicated in the first digit of
the maintenance code.
NOTE
A code "C" may be used in this position to
denote crew or operator maintenance
performed
within
organizational
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