Explanation of Columns (Continued).
Cannibalization or salvage may be used as a source of
supply for any items coded above except those coded
XA and support items as restricted by AR 700-42.
(2) Maintenance Code.
Maintenance codes are assigned to indi-
cate the levels of maintenance authorized to USE and REPAIR support
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:
Crew or operator maintenance performed within organizational
Support item is removed, replaced, used at the organizational
Support item is removed, replaced, used by the direct support
element of integrated direct support maintenance.
Support item is removed, replaced, used at the direct support
Support item is removed, replaced, used at the general
Support items that are removed, replaced, used at depot,
mobile depot, or specialized repair activity only.
Codes I and F will be considered the same by direct
(b) The maintenance code entered in the fourth position in-
dicates 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.