depot maintenance level.
This manual lists spares and repair parts; special tools;
XA--Item is not procured or stocked because the re-
special test, measurement, and diagnostic equipment
quirements for the item will result in the replacement
(TMDE), and other special support equipment required
of the next higher assembly.
for performance of organizational, and direct support
XB--Item is not procured or stocked. If not available
maintenance of the AN/PRC-68. It authorizes the re-
through salvage, requisition.
quisitioning and issue of spares and repair parts as in-
dicated by the source and maintenance codes.
Cannibalization or salvage may be used as a
source of supply for any items source coded
above except those coded XA and aircraft sup-
This Repair Parts and Special Tools List is divided into
port items as restricted by AR 700-42.
the following sections:
(2) Maintenance code. Maintenance codes are
a. Section II. Repair Parts List. A list of spares and
assigned to indicate the levels of maintenance authorized
repair parts authorized for use in the performance of
to USE and REPAIR support items, The maintenance
maintenance. The list also includes parts which must be
codes are entered in the third and fourth positions of the
removed for replacement of the authorized parts. Parts
Uniform SMR Code format as follows:
lists are composed of functional groups in numeric se-
(a) The maintenance code entered in the third
quence, with the parts in each group listed in figure and
position will indicate the lowest maintenance level
item number sequence. Bulk materials are listed in NSN
authorized to remove, replace, and use the support
item. The maintenance code entered in the third posi-
b. Section III. Special Tools List., Not applicable.
tion will indicate one of the following levels of
c. Section IV. National Stock Number and Part
Number Index. A list, in National item identification
number (NIIN) sequence, of all National stock numbers
O--Support item is removed, replaced, used at the
(NSN) appearing in the listings, followed by a list, in
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 activity only.
(b) The maintenance code entered in the fourth
3. Explanation of Columns
position indicates whether the item is to be repaired and
a. Illustration. This column is divided as follows:
identifies the lowest maintenance level with the capabili-
(1) Figure number. Indicates the figure number of
ty to perform complete repair (i.e., all authorized
the illustration on which the item is shown.
maintenance functions). This position will contain one
(2) Item number. The number used to identify
of the following maintenance codes:
item called out in the illustration.
b. Source, Maintenance, and Recoverability (SMR)
D--The lowest maintenance level capable of complete
repair of the support item is the depot level.
(1) Source code. Source codes indicate the manner
Z--Nonreparable. No repair is authorized.
of acquiring support items for maintenance, repair, or
(3) Recoverability code. Recoverability codes are
overhaul of end items. Source codes are entered in the
assigned to support items to indicate the disposition ac-
first and second positions of the Uniform SMR Code
tion on unserviceable items. The recoverability code is
format as follows:
entered in the fifth position of the Uniform SMR Code
format as follows:
PA--Item procured and stocked for anticipated or
PD--Support item, excluding support equipment, pro-
Z--Nonreparable item. When unserviceable, condemn
cured for initial issue or outfitting and stocked
and dispose at the level indicated in position 3.
only for subsequent or additional initial issues or
D--Reparable item. When beyond lower level repair
outfittings. Not subject to automatic replenishment.
MD--Item to be manufactured or fabricated at the
capability, return to depot. Condemnation and disposal