Maintenance Code - TM-9-1450-500-24P0014

TM 9-1450-500-24P

Code

Explanation

MO- (Made at unit

Items with these codes are not to be requested/

AVUM Level)

requisitioned individually. They must be made

MF- (Made at DS/

from bulk material which is identified by the

AVIM Level)

part number in the DESCRIPTION AND USABLE ON.

MH- (Made at GS

CODE (UOC) column and listed in the Bulk Material

Level)

group of the repair parts list in this RPSTL.

ML- (Made at Spe-

If the item is authorized to you by the 3d

cialized Repair

position code of the SMR code, but the source

Act (SRA))

code indicates it is made at a higher level, order

MD- (Made at Depot)

the Item from the higher level of maintenance.

Code

Explanation

AO- (Assembled by

Items with these codes are not to be requested

unit/AVUM Level)

requisitioned individually. The parts that make

AF- (Assembled by

up the assembled item must be requisitioned or

DS/AVIM Level)

fabricated and assembled at the level of mainte-

AH- (Assembled by

nance indicated by the source code. If the

GS Level)

3d position code of the SMR code authorizes you to

AL- (Assembled by

replace the item, but the source code Indicates

SRA)

the item is assembled at a higher level, order

AD- (Assembled by

the item from the higher level of maintenance.

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 CAGEC 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 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 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.