TB 9-2320-279-13&P-4
0077
Table 2. Source Code 1st and 2nd Positions. - Continued
Application/Explanation
Source Code
nels using the CAGEC and P/N given, if no NSN
is available.
NOTE
Cannibalization or controlled exchange, when authorized, may be used as
a source of supply for items with the above source codes except for those
items source coded "XA" or those aircraft support items restricted by re-
quirements of AR 750-1.
Maintenance Code. Maintenance codes tell you the level(s) of maintenance authorized to use and repair support
items. The maintenance codes are entered in the third and fourth positions of the SMR code as follows:
Third Position. The maintenance code entered in the third position tells you the lowest maintenance level authorized
to remove, replace, and use an item. The maintenance code entered in the third position will indicate authorization
to the following levels of maintenance:
Table 3. Maintenance Code Third Position.
Maintenance Code
Application/Explanation
O*
Field (Service) level/AMC maintenance can re-
move, replace, and use the item.
F
Field/ASB maintenance can remove, replace,
and use the item.
H
Below Depot Sustainment maintenance can re-
move, replace, and use the items.
L
Specialized repair activity/TASMG can remove,
replace, and use the item.
G
Afloat and ashore intermediate maintenance can
remove, replace, and use the item (Navy only).
K
Contractor facility can remove, replace, and use
the item.
Z
Item is not authorized to be removed, replaced,
or used at any maintenance level.
D
Depot can remove, replace, and use the item.
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