XD-A support item that is not stocked. When required,
This manual lists spares and repair parts; special tools;
item will be procured through normal supply
special test, measurement, and diagnostic equipment
(TMDE), and other special support equipment required
for performance of direct support and general support
maintenance of the CP925/TPX46(V). It authorizes the
Cannibalization or salvage may be used as a
requisitioning and issue of spares and repair parts as
source of supply for any items source coded
indicated by the source and maintenance codes.
above except those coded XA and aircraft
support items as restricted by AR 70042.
(2) Maintenance code. Maintenance codes are
This Repair Parts and Special Tools List is divided into
assigned to indicate the levels of maintenance authorized
the following sections:
to USE and REPAIR support items. The maintenance
a. Section II. Repair Parts List. A list of spares and
codes are entered in the third and fourth positions of the
repair parts authorized for use in the performance of
Uniform SMR Code format as follows:
maintenance. The list also includes parts which must be
(a) The maintenance code entered in the third
removed for replacement of the authorized parts. Parts
position will indicate the lowest maintenance level
lists are composed of functional groups in numeric
authorized to remove, replace, and use the support item.
sequence, with the parts in each group listed in figure
The maintenance code entered in the third position will
and item number sequence.
indicate one of the following levels of maintenance:
B. Section III. Special Tools List. Not applicable.
c. Section IV. National Stock Number and Part
O-Support item is removed, replaced, used at the
Number Index. A list, in National item identification
number (NIIN) sequence, of all National stock numbers
F-Support item is removed, replaced, used at the
(NSN) appearing in the listings, followed by a list, in
direct support level.
alphameric sequence, of all part numbers appearing in
H-Support item is removed, replaced, used at the
the listings. National stock numbers and part numbers
general support level.
are cross-referenced to each illustration figure and item
D-Support items that are removed, replaced, used
at depot, mobile depot, specialized repair
3. Explanation of Columns
a. Illustration. This column is divided as follows:
(b) The maintenance code entered in the fourth
(1) Figure number. Indicates the figure number of
position indicates whether the item is to be repaired and
the illustration on which the item is shown.
identifies the lowest maintenance level with the capability
(2) Item number. The number used to identify item
to perform complete repair (i.e., all authorized
called out in the illustration.
maintenance functions). This position will contain one of
b. Source, Maintenance, and Recoverability (SMR)
the following maintenance codes:
(1) Source code. Source codes indicate the
H-The lowest maintenance level capable of
manner of acquiring support items for maintenance,
complete repair of the support item is the general
repair, or overhaul of end items. Source codes are
entered in the first and second positions of the Uniform
D-The lowest maintenance level capable of complete
SMR Code format as follows:
repair of the support item is the depot level.
Z-Nonreparable. No repair is authorized.
PA--Item procured and stocked for anticipated of