Maintenance Code - TM-55-6695-217-23P0006

TM 55-6695-217-23P

XA -

Do not requisition an "XA"-coded item. Order its next higher assembly. (Also, refer to the NOTE below.)

XB -

If an "XB" item is not available from salvage, order it using the FSCM and part number given.

XC-

Installation drawing, diagram, instruction sheet, field service drawing, that is identified by manufacturer's part

number.

XD -

Item is not stocked. Order an "XD"-coded item through normal supply channels using the FSCM 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 700-42.

(2) 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:

(a) 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

one of the following levels of maintenance.

Code

Application/Explanation

- Crew or operator maintenance done within organizational or aviation unit maintenance.

- Organizational or aviation unit category can remove, replace, and use the item.

- Direct support or aviation intermediate level can remove, replace, and use the item.

- General support level can remove, replace, and use the item.

- Specialized repair activity can remove, replace, and use the item.

- 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

- Organizational or (aviation unit) is the lowest level that can do complete repair of the item.

- Direct support or aviation intermediate is the lowest level that can do complete repair of the

item.

- General support is the lowest level that can do complete repair of the item.

- Specialized repair activity (designate the specialized repair activity) is the lowest level that can

do complete repair of the item.

- Depot is the lowest level that can do complete repair of the item.