This manual lists spares and repair parts; special tools;
PA-Item procured and stocked for anticipated or known
special test, measurement, and diagnostic equipment
(TMDE), and other special support equipment required
PB-Item procured and stocked for insurance purpose
for performance of direct support maintenance of the
because essentiality dictates that a minimum
AN/PPS-15A(V)1. It authorizes the requisitioning and
quantity be available in the supply system.
issue of spares and repair parts as indicated by the
XA-Item is not procured or stocked because the
source and maintenance codes.
requirements for the item will result in the
replacement of the next higher assembly.
XD-A support item that is not stocked. When required,
item will be procured through normal supply
This Repair Parts and Special Tools List is divided into
the following sections:
Cannibalization or salvage may be
and repair parts authorized for use in the performance of
used as a source of supply for any
maintenance. The list also includes parts which must be
items source coded above except
removed for replacement of the authorized parts. Parts
those coded XA and aircraft support
lists are composed of functional groups in numeric
items as restricted by AR 700-42.
sequence, with the parts in each group listed in figure
and item number sequence.
(2) Maintenance code. Maintenance codes
are assigned to indicate the levels of maintenance
b. Section III. Special Tools List. Not applicable.
authorized to USE and REPAIR support items. The
maintenance codes are entered in the third and fourth
Number Index. A list, in National item identification
positions of the Uniform SMR Code format as follows:
number (NIIN) sequence, of all National stock numbers
(a) The maintenance code entered in
(NSN) appearing in the listings, followed by a list, in
the third position will indicate the lowest maintenance
alphameric sequence, of all part numbers appearing in
level authorized to remove, replace, and use the support
the listings. National stock numbers and part numbers
The maintenance code entered in the third
are cross-referenced to each illustration figure and item
position will indicate one of the following levels of
3. Explanation of Columns
a. Illustration. This column is divided as follows:
(1) Figure number.
Indicates the figure
O-Support item is removed, replaced, used at the
number of the illustration on which the item is shown.
(2) Item number. The number used to identify
F-Support item is removed, replaced, used at the direct
item called out in the illustration.
D-Support items that are removed, replaced, used at
b. Source, Maintenance, and Recoverability (SMR)
depot, mobile depot, specialized repair activity
(1) Source code. Source codes indicate the
(b) The maintenance code entered in the
manner of acquiring support items for maintenance,
fourth position indicates whether the item is to be
repair, or overhaul of end items. Source codes are
repaired and identifies the lowest maintenance level with
entered in the first and second, positions of the Uniform
the capability to perform complete repair (i.e., all
SMR Code format as follows:
authorized maintenance functions). This position will
contain one of the following maintenance codes: