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TM 11-6625-2709-40P
SECTION I
INTRODUCTION
b. Source, Maintenance, and Recoverability
1. Scope
(SMR) Codes.
This manual lists spares and repair parts; spe-
cial tools; special test, measurement, and diag-
(1) Source code. Source codes indicate the
nostic equipment (TMDE), and other special
manner of acquiring support items for mainte-
support equipment required for performance of
nance, repair, or overhaul of end items. Source
general support maintenance of the AN/ARM-
codes are entered in the first and second posi-
92B. It authorizes the requisitioning and issue
tions of the Uniform SMR Code format as fol-
of spares and repair parts as indicated by the
lows:
source and maintenance codes.
Definition
Code
2. General
PA--Item procured and stocked for anticipated
or known usage.
This Repair Parts and Special Tools List is di-
PD--Support item, excluding support equip-
vided into the following sections:
ment, procured for initial issue or out-
a. Section II. Repair Parts List. A list of
fitting and stocked for subsequent or
spares and repair parts authorized for use in the
additional initial issues or outfittings.
performance of maintenance. The list also in-
Not subject to automatic replenishment.
cludes parts which must be removed for re-
XA--Item is not procured or stocked because
placement of the authorized parts. Parts lists
the requirements for the item will result
in the replacement of the next higher
are composed of functional groups in numeric
sequence, with the parts in each group listed in
assembly.
figure and item number sequence.
XD--A support item that is not stocked. When
required, item will be procured through
b. Section III. Special Tools List. Not appli-
normal supply channels.
cable.
NOTE
c. Section IV. National Stock Number and
Part Number Index. A list, in National item
Cannibalization or salvage may be used
identification number (NIIN) sequence, of all
as a source of supply for any items
National stock numbers (NSN) appearing in the
source coded above except those coded
listings, followed by a list, in alphameric se-
XA and aircraft support items as re-
quence, of all part numbers appearing in the
stricted by AR 70042.
listings. National stock numbers and part num-
(2) Maintenance code. Maintenance  codes
bers are cross-referenced to each illustration
are assigned to indicate the levels of mainte-
figure and item number appearance.
nance authorized to USE and REPAIR support
items. The maintenance codes are entered in the
3. Explanation of Columns
third and fourth positions of the Uniform SMR
a. Illustration. This column is divided as fol-
Code format as follows:
lows:
(a) The maintenance code entered in the
(1) Figure number.  Indicates the figure
third position will indicate the lowest mainte-
number of the illustration on which the item is
nance level authorized to remove, replace, and
shown.
use the support item. The maintenance code en-
(2) Item number. The number used to iden-
tered in the third position will indicate one of
the following levels of maintenance:
tify item called out in the illustration.
1

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