G-3. Explanation of Columns (Sections II and Ill).
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-positbn code
containing supply/requistitioning information, maintenance category authorization criteria, and disposition
instructions, as shown in the following breakout:
How you get item
Who can install,
Who can do
replace or use
on the item
* Complete Repair: Maintenance capacity, capability, and authority to perform all the corrective maintenance tasks
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 get an item needed for maintenance, repair, or overhaul
of an end item/equipment. Expaniations of source codes follows:
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 3rd position of the SMR code.
** NOTE: Items coded PC are subject to deterioration.
Items with these codes are not to be requested/requisitioned individually. They are
part of a kit which is authorized to the maintenance category in the 3d
position of the SMR code. The complete kit must be requisitioned and applied.