EXPLANATION OF COLUMNS (Sections II and III).

TM 9-4120-407-24P

3. EXPLANATION OF COLUMNS (Sections II and III).

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 five

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

and disposition instructions, as shown in the following breakout.

*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 you get an item needed for maintenance, repair,

or overhaul of an end item/equipment. Explanations of source codes follow.

Explanation

Code

Stocked items; use the applicable NSN to request/requisition items with these

PC**

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 indicated in the

3rd position of the SMR code. The complete kit must be requisitioned and

applied.