D-3. EXPLANATION OF COLUMNS Continued
(2) Item Number. The number used to identify item called out in the
Source, Maintenance, and Recoverability (SMR) Codes.
(1) Source Code. Source codes indicate the manner of acquiring sup-
port items for maintenance, repair, or overhaul of end items.
Source codes are entered in the first and second positions of the Uniform SMR
Code format as follows:
Item procured and stocked for anticipated or known usage.
Item procured and stocked for insurance purposes because
essentiality dictates that a minimum quantity be available in
the supply system.
Item procured and stocked and which otherwise would be
coded PA except that it is deteriorative in nature.
Support item, excluding support equipment, procured for ini-
tial issue or outfitting and stocked only for subsequent or addi-
tional initial issues or outfitting. Not subject to automatic
Support equipment procured and stocked for initial issue or
outfitting to specified maintenance repair activities.
Support equipment which will not be stocked but which will be
centrally procured on demand.
Item procured and stocked to provide for sustained support for
life of the equipment. It is applied to an item peculiar to the
equipment which, because of probable discontinuance or
shutdown of production facilities, would prove uneconomical
to reproduce at a later date.
An item of depot overhaul/repair kit and not purchased sepa-
rately. Depot kit defined as a kit that provides items required at
the time of overhaul or repair.
An item of a maintenance kit and not purchased separately.
Maintenance kit defined as a kit that provides an item that can
be replaced at organizational or intermediate levels of mainte-