1. Scope This manual lists spares and repair parts;
special tools; special test, measurement, and diagnostic
Cannibalization or salvage may be
equipment (TMDE), and other special support
used as a source of supply for any
equipment required for performance of organizational,
items source coded above except
direct support, and general support maintenance of the
those coded XA and aircraft support
MX-10314/USM. It authorizes the requisitioning and
items as restricted by AR 750-1.
issue of spares and repair parts as indicated by the
source and maintenance codes.
(2) Maintenance code. Maintenance codes
are assigned to indicate the levels of maintenance
2. General This Repair Parts and Special Tools List
authorized to USE and REPAIR support items. The
is divided into the following sections:
maintenance codes are entered in the third and fourth
positions of the Uniform SMR Code format as follows:
and repair parts authorized for use in the performance of
(a) The maintenance code entered in the
maintenance. The list also includes parts which must be
third position will indicate the lowest maintenance level
removed for replacement of the authorized parts. Parts
authorized to remove, replace, and use the support
lists are composed of functional groups in numeric
item. The maintenance code entered in the third
sequence, with the parts in each group listed in figure
position will indicate one of the following levels of
and item number sequence.
b. Section III. Special Tools List. Not applicable.
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 numbers
(b) The maintenance code entered in the
(NSN) appearing in the listings, followed by a list, in
fourth position indicates whether the item is to be
alphameric sequence, of all part numbers appearing in
repaired and identifies the lowest maintenance level
the listings. National stock numbers and part numbers
with the capability to perform complete repair (i.e., all
are cross-referenced to each illustration figure and item
authorized maintenance functions). This position will
contain one of the following maintenance codes:
Explanation of Columns
H--The lowest maintenance level capable of
a. Illustration. This column is divided as follows:
complete repair of the support item is
(1) Figure number. Indicates the figure
the general support level.
number of the illustration on which the item is shown.
Z--Nonreparable. No repair is authorized.
(2) Item number. The number used to identify
(3) Recoverability code. Recoverability codes
item called out in the illustration.
are assigned to support items to indicate the disposition
b. Source, Maintenance, and Recoverability
action on unserviceable items. The recoverability code
is entered in the fifth position of the Uniform SMR Code
format as follows:
(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
Z-- Nonreparable item. When unserviceable, condemn
SMR Code format as follows:
and dispose at the level indicated in position 3.
H-- Reparable item. When uneconomically reparable,
condemn and dispose at the general support
PA-- Item procured and stocked for anticipated or known
A-- Item requires special handling or condemnation
XB-- Item is not procured or stocked. If not available
procedures because of specific reasons (i.e.,
through salvage requisition.