SECTION I
INTRODUCTION
Code
Definition
1. Scope
supply channels.
NOTE
This manual list spares and repair parts; special tools;
Cannibalization or salvage may be used as a
special test, measurement, and diagnostic equipment
source of supply for any items source coded
(TMDE), and other special support equipment required
above except those coded XA and aircraft
for performance of organizational, direct support, and
support items as restricted by AR 700-42.
general support maintenance of the PP-3940A/G. It
(2) Maintenance code. Maintenance codes are as-
authorizes the requisitioning and issue of spares and
signed to indicate the levels of maintenance authorized
repair parts as indicated by the source and main-
to USE and REPAIR support items. The maintenance
tenance codes.
codes are entered in the third and fourth positions of
2. General
the Uniform SMR Code format as follows:
This Repair Parts and Special Tools List is divided into
(a) The maintenance code entered in the third
the following sections:
position will indicate the lowest maintenance level au-
a. Section II. Repair Parts List. A list of spares and
thorized to remove, replace, and use the support item.
repair parts authorized for use in the performance of
The maintenance code entered in the third position
maintenance. The list also includes parts which must
will indicate one of the following levels of mainte-
be removed for replacement of the authorized parts.
nance:
Parts Lists are composed of functional groups in
Application/Explanation
O Support item is removed, replaced, used at the or-
numeric sequence, with the parts in each group listed
ganizational level.
in figure and item number sequence.
F Support item is removed, replaced, used at the
b. Section III. Special Tools Lists. Not applicable.
direct support level.
c. Section IV. National Stock Number and Part
H Support item is removed, replaced, used at the
Number Index. A list, in National item identification
general support level.
number (NIIN) sequence, of all National stock numb-
ers (NSN) appearing in the listings, followed by a list,
(b) The maintenance code entered in the fourth
in alphameric sequence, of all part numbers appearing
position indicates whether the item is to be repaired
in the listings. National stock numbers and part num-
and identifies the lowest rnaintenance level with the
capability to perform complete repair (i.e., all author-
bers are cross-referenced to each illustration figure
and item number appearance.
ized maintenance functions). This position will contain
one of the following maintenance codes:
3. Explanation of Columns
Code
Application/Explanation
a. Illustration. This column is divided as follows:
H The lowest maintenance level capable of complete
(1) Figure number. Indicates the figure number of
repair of the support item is the general support
the illustration on which the item is shown.
level.
(2) Item number. The number used to identify
Z Nonreparable. No repair is authorized.
item called out in the illustration.
(3) Recoverability code. Recoverability codes are
assigned to support items to indicate the disposition
b. Source, Maintenance, and Recoverability (SMR)
Codes.
action on unserviceable items. The recoverability code
is entered in the fifth position of the Uniform SMR
(1) Source code. Source codes indicate the manner
Code format as follows:
of acquiring support items for maintenance, repair, or
Recoverability
overhaul of end items. Source codes are entered in the
Definition
codes
first and second positions of the Uniform SMR Code
Z Nonreparable item. When unserviceable. condemn
format as follows:
and dispose at the level indicated in position 3.
Definition
Code
H Reparable item. When uneconomically reparable,
PA Item procured and stocked for anticipated or
condemn and dispose at the general support
known usage.
level.
XD A support item that is not stocked. When re-
c. National Stock Number. Indicates the National
quired, item will be procured through normal
1