TM 5-6350-264-14&P-9
NAVELEX EE 181-AA-OMI-1OA/E121 DZ-204
T.O.31S9-2FSS9-1-9
(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.
Code
Application/Explanation
O
-Organizational or (aviation unit) is the lowest level that can do complete repair of the item.
F
-Direct support or aviation intermediate is the lowest level that can do complete repair of the item.
Code
Application/Explanation
H
-General support is the lowest level that can do complete repair of the item.
L
-Specialized repair activity repair of the item.
D
-Depot is the lowest level that can do complete repair of the item.
Z
-Nonreparable. No repair is authorized.
B
-No repair is authorized. (No parts or special tools are authorized for the maintenance of a "B"
coded item). However, the item may be reconditioned by adjusting, lubricating, etc., at the user
level.
(3)
Recoverability Code. Recoverability codes are assigned to items to indicate the disposition action on
unserviceable items. The recoverability code is entered in the fifth position of the SMR Code as follows:
Recoverability
Codes
Application/Explanation
Z
-Nonreparable item. When unserviceable, condemn and dispose of the item at the level of
maintenance shown in 3d position of SMR Code.
O
-Reparable item. When uneconomically reparable, condemn and dispose of the item at
organizational or aviation unit level.
F
-Reparable item. When uneconomically reparable, condemn and dispose of the item at the direct
support or aviation intermediate level.
H
-Reparable item. When uneconomically reparable, condemn and dispose of the item at the
general support level.
Change 1 C-4
