TM 11- 6625-3 062-24P
b. Source, Maintenance, and Recoverability (SMR) Codes.
(1) Source code. Source codes indicate the manner of acquiring support 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:
Code
Definition
PA--Item procured and stocked for anticipated or known usage.
PB--Item procured and stocked for insurance purpose because essentiality dictates that a minimum quantity be available
in the supply system.
PC--Item procured and stocked and which otherwise would be coded PA except that it is deteriorative in nature.
PD--Support item, excluding support equipment, procured for initial issue or outfitting and stocked only for subsequent or
additional initial issues or outfitting. Not subject to automatic replenishment.
PE--Support equipment procured and stocked for initial issue or outfitting to specified maintenance repair activities.
PF--Support equipment which will not be stocked but which will be centrally procured on demand.
PG--Item procured and stocked to provide for sustained support for the 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 time.
KD--An item of a depot overhaul/repair kit and not purchased separately.
Depot kit defined as a kit that provides items required at the time of overhaul or repair.
KF--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 maintenance.
KB--Item included in both a depot overhaul/repair kit and a maintenance kit.
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