Explanation of Columns (Sections I and II).

TM 55-4920-426-13&P

C-3. Explanation of Columns (Sections I and II).

a. ITEM NO. (Column {1)). Indicates the number used to identify items called out in the illustration.

b. SMR CODE (Column (2)). The Source, Maintenance, and Recoverability (SMR) code is a 5-position

code containing supply/requisitioning information, maintenance category authorization criteria, and

disposition instruction, as shown in the following breakout:

Maintenance

Recoverability

Source

Code

4th position

Who determines

3d position

How you get an item

disposition

action on an

Who can do

Who can install

unserviceable

complete repair*

replace or use

item

on the item

the item

*Complete Repair: Maintenance capacity, capability, and authority to perform all corrective maintenance

task of the "Repair" function in a use/user environment in order to restore serviceability to a failed item.

(1) Source Code. The source code tells you how to get an item needed for maintenance, repair, or

overhaul of an end item/equipment. Explanation of source codes follows:

Explanation

Code

Stocked items; use the applicable NSN to request/

requisition items with these source codes. They are

authorized to the category indicated by the code

entered in the 3d position of the SMR code.

**NOTE: Items coded PC are subject to deterioration.

Items with these codes are not to be requested/re-

quisitioned individually. They are part of a kit

which is authorized to the maintenance category in-

dicated in the 3d position of the SMR code. The

complete kit must be requisitioned and applied.

C-2