| |
TM 10-4320-342-24P
XD
-
Item is not stocked. Order an "XD"-coded item through normal supply channels using the CAGEC and part
number 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 source coded "XA or those aircraft
support items restricted by requirements of AR 750-1.
(2) Maintenance Code. Maintenance codes tell you the level(s) of the 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:
(a) The maintenance code entered in the third position tells you the lowest maintenance level author-
ized to remove, replace, and use an item. The maintenance code entered in the third position will indicate authorization
to one of the following levels of maintenance.
Maintenance
Code
Application/Explanation
C
-
Crew or operator maintenance done within unit/AVUM maintenance.
O
-
Unit level/AVUM can remove, replace, and use the item.
F
-
Direct support/AVIM maintenance 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 and SMR codes.
Maintenance
Code
Application/Explanation
O
-
Unit/AVUM is the lowest level that can do complete repair of the item.
F
-
Direct support/AVIM 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
-
Nonrepairable. 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
Code
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.
O
-
Reparable item. When uneconomically reparable, condemn and dispose of the item at unit or
AVUM level.
3
|