TM 5-4930-217-20P
F - Direct support or aviation intermediate level can remove, replace, and use the item.
H - General support level can remove, replace, and use the item.
L - Specialized repair activity can remove, replace, and use the item.
D - Depot level can remove, replace, and use the item.
(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 level is the lowest level that can do complete repair of the
item.
H - General Support is the lowest level that can do complete repair of the item.
L - Specialized repair activity is the lowest level that can do complete 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 3rd position of SMR Code.
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