TM 5-4930-207-20P
Section I. INTRODUCTION
(1) Source Code. Source codes indicate the
1. Scope. This manual lists spares and repair
m a n n e r of acquiring support items for
parts; special tools; special test, measurement, and
maintenance, repair or overhaul of end items.
diagnostic equipment (TMDE), and other special
support equipment required for performance of
Source codes are entered in the first and second
positions of the Uniform SMR Code format as
organizational, direct support, and general sup-
follows:
port depot maintenance of the Lubricating Unit. It
authorizes the requisitioning and issue of spares
Definition
Code
and repair parts as indicated by the source and
Item procured a n d stocked for
PA
maintenance codes.
anticipated or known usage.
Item procured and stocked for insurance
PB
2. General. This Repair Parts and Special Tools
purposes because essentiality dictates
List is divided into the following sections:
that a minimum quantity be available in
the supply system.
and repair parts authorized for use in the per-
Item procured and stocked and which
PC
formance of maintenance. The list also includes
otherwise would be coded PA except
parts which must be removed for replacement of
that it is deteriorative in nature.
the authorized parts. Parts lists are composed of
Support item, excluding support
PD
functional groups in ascending numeric sequence,
equipment, procured for initial issue or
with the parts in each group listed in figure and
outfitting and stocked only for subse-
item number sequence. Bulk materials are listed in
quent or additional initial issues or out-
NSN sequence.
fitting. Not subject to automatic
b. Section III. Special Tools List. A list of
replenishment.
special tools, special TMDE, and other special
Support equipment procured and
support equipment authorized for the performance
PE
stocked for initial issue or outfitting to
of maintenance.
specified maintenance repair activities.
c. Section IV. National Stock Number and Part
Support equipment which will not be
PF
Number Index. A list, in National Item Identifica-
stocked but which will be centrally pro-
tion Number (NIIN) sequence, of all National
cured on demand.
Stock Numbers (NSN) appearing in the listings,
followed by a list in alphanumeric sequence of all
Item procured and stocked to provide
PG
part numbers appearing in the listings. National
for sustained support for the life of the
stock numbers and part numbers are cross-
equipment. It is applied to an item
-referenced to each illustration figure and item
peculiar to the equipment which,
number appearance. This index is followed by a
because of probable discontinuance or
cross-reference list of reference designators to
shutdown of production facilities, would
figure and item numbers.
prove uneconomical to reproduce at a
later time.
3. Explanation of Columns.
An item of a depot overhaul/repair kit
KD
and not purchased separately. Depot kit
a. Illustration. This column is divided as
defined as a kit that provides items re-
follows:
quired at the time of overhaul or repair.
(1) Figure Number. Indicates the figure
An item of a maintenance kit and not
KF
number of the illustration on which the item is
purchased separately. Maintenance kit
shown.
defined as a kit that provides an item
(2) Item Number. The number used to identify
that can be replaced at organizational or
item called out in the illustration.
intermediate levels of maintenance.
b. Source Maintenance and Recoverability
I t e m included in both a depot
KB
(SMR) Codes.
overhaul/repair kit and a maintenance
kit.
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