Cannibalization or salvage may be used as a
This manual lists spares and repair parts; special
source of supply for any items source coded
tools; special test,
above except those coded XA and aircraft
equipment (TMDE), and other special support equipment
support items as restricted by AR 700-42.
required for performance of organizational maintenance
(2) Maintenance code. Maintenance codes are
of the AN/TKQ-2B. It authorizes the requisitioning and
issue of spares and repair parts as indicated by the source
assigned to indicate the levels of maintenance authorized
and maintenance codes.
to USE and REPAIR support items. The maintenance
codes are entered in the third and fourth positions of the
Uniform SMR Code format as follows:
(a) The maintenance code entered in the third
This Repair Parts and Special Tools List is divided into
position will indicate the lowest maintenance level
the following sections:
authorized to remove, replace, and use the support item.
a. Section II. Repair Parts List. A list of spares and
The maintenance code entered in the third position will
repair parts authorized for use in the performance of
indicate one of the following levels of maintenance:
maintenance. The list also includes parts which must be
removed for replacement of the authorized parts. Parts
O - Support item is removed, replaced, used at the
lists are composed of functional groups in numeric
sequence, with the parts in each group listed in figure
(b) The maintenance code entered in the fourth
and item number sequence.
position indicates whether the item is to be repaired and
b. Section III. Special Tools List. Not applicable.
identifies the lowest maintenance level with the capability
c. Section IV. National Stock Number and Part
to perform complete repair (i.e.,
Number Index. A list, in National item identification
maintenance functions). This position will contain one of
number (NIIN) sequence, of all National stock numbers
the following maintenance codes:
(NSN) appearing in the listings, followed by a list, in
alphameric sequence, of all part numbers appearing in
D - The lowest maintenance level capable of complete
the listings. National stock numbers and part numbers
repair of the support item is the depot level.
are cross-referenced to each illustration figure and item
Z - Nonreparable. No repair is authorized.
(3) Recoverability code. Recoverability codes
are assigned to support items to indicate the disposition
3. Explanation of Columns
action on unserviceable items. The recoverability code is
a. Illustration. This column is divided as follows:
entered in the fifth position of the Uniform SMR Code
(1) Figure number. Indicates the figure number
format as follows:
of the illustration on which the item is shown.
(2) Item number. The number used to identify
item called out in the illustration.
Z - Nonreparable item. When unserviceable, condemn
b. Source, Maintenance, and Recoverability (SMR)
and dispose at the level indicated in position 3.
D - Reparable item. When beyond lower level repair
(1) Source code. Source codes indicate the
capability, return to depot. Condemnation and
manner of acquiring support items for maintenance,
disposal not authorized below depot level.
repair, or overhaul of end items. Source codes are
c. National Stock Number. Indicates the National
entered in the first and second positions of the Uniform
stock number assigned to the item and will be used for
SMR code format as follows:
d. Part Number. Indicates the primary number used
PA - Item procured and stocked for anticipated or known
by the manufacturer (individual,
corporation, or Government activity), which controls the
XD - A support item that is not stocked. When required,
item will be procured through normal supply