TM 10-1670-299-20&P
TO 14D1-2-470-2
NAVAIR 13-1-41
C-2. GENERAL. (CONT)
alpha-numeric sequence of all part numbers appearing in the listing. NSNs and part numbers are cross-referenced to
each illustration figure and item number appearance. The figure and item number index lists figure and item number in
alphanumeric sequence and cross-references NSN, FSCM and part number.
C-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 SMR code is a 5-position code containing supply/requisitioning information,
maintenance category authorization criteria, and disposition instructions, as shown in the following breakout:
Source
Maintenance
Recoverability
Code
Code
Code
XX
XX
X
1st two positions
3rd position
4th position
5th position
Determines how
Determines who
Determines
Determines
you get an item.
can install/
who can do
who decides
replace or use
complete
disposition
the item.
repair on
action on an
the item.
unserviceable
item.
NOTE
Complete repair is the maintenance capacity, capability, and authority to perform all 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 to get an item needed for maintenance, repair, or
overhaul of an end item/equipment. Explanations of source codes follow:
CODE
EXPLANATION
PA
Stocked items; use the applicable NSN to request/
PB
requisition items with these source codes. They
C-2
