Maintenance Code - TM-5-6350-264-14-P-50034

TM 5-6350-264-14&P-5

NAVELEX EE 181-AA-OMI-06A/E121 SA-1955

T.O. 31S9-2FSS9-1-5

Explanation

AO - (Assembled by org/

Items with these codes are not to be requested/requisitioned individually. The

AVUM Category)

parts that make up the assembled item must be requisitioned or fabricated and

AF - (Assembled by DS/

assembled at the category of maintenance indicated by the source code. If the

AVIM Category)

3rd position code of the SMR code authorizes you to replace the item, but the

AH - (Assembled by

source code indicates the item is assembled at a higher category, order the item

GS Category)

from the higher category of maintenance.

AD - (Assembled by

Depot)

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 category(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 category authorized

to remove, replace, and use an item. The maintenance code entered in the third position will indicate authorization to

one of the following categories 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 category can remove, replace, and use the item.

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

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

- Depot category can remove, replace, and use the item.

Change 1 C-3