TM 11-5874-200-20P
SECTION I
INTRODUCTION
Code
Definition
1. Scope
XD-
A support item that is not stocked.
When required, item will be procured through
This manual lists spares and repair parts; special tools;
normal supply channels.
special test, measurement, and diagnostic equipment
CTMDE), and other special support equipment required
NOTE
for performance of organizational maintenance of the
Cannibalization or salvage may be used as a
AN/UNH-10. It authorizes the requisitioning and issue of
source of supply for any items source coded
spares and repair parts as indicated by the source and
above except those coded XA and aircraft
maintenance codes.
support items as restricted by AR 700-42.
(2) Maintenance code. Maintenance codes are
2. General
assigned to indicate the levels of maintenance
authorized to USE and REPAIR support items. The
This Repair Parts and Special Tools List is divided into
maintenance codes are entered in the third and fourth
the following sections:
positions of the Uniform SMR Code format as follows:
a. Section II. Repair Parts List. A list of spares
(a) The maintenance code entered in the third
and repair parts authorized for use in the performance of
position will indicate the lowest maintenance level
maintenance. The list also includes parts which must be
authorized to remove, replace, and use the support item.
removed for replacement of the authorized parts. Parts
The maintenance code entered in the third position will
lists are composed of functional groups in numeric
indicate one of the following levels of maintenance:
sequence, with the parts in each group listed in figure
and item number sequence.
Code
Application/Explanation
b. Section III. Special Tools List. Not applicable.
C-
Crew or operator maintenance performed within
c. Section IV. National Stock Number and Part
organizational maintenance.
Number Index. A list, in National item identification
O-
Support item is removed, replaced, used at the
number (NIIN) sequence, of all National stock numbers
organizational level.
(NSN) appearing in the listings, followed by a list, in
(b) The maintenance code entered in the fourth
alphameric sequence, of all part numbers appearing in
position indicates whether the item is to be repaired and
the listings. National stock numbers and part numbers
identifies the lowest maintenance level with the capability
are cross-referenced to each illustration figure and item
to perform complete repair (.e., all authorized
number appearance.
maintenance functions). This position will contain one of
the following maintenance codes:
3. Explanation of Columns
Code
Application/Explanation
a. Illustration. This column is divided as follows:
H-
The lowest maintenance level capable of
(1)
Figure number.
Indicates the figure
complete repair of the support item is the
number of the illustration on which the item is shown.
general support level.
(2) Item number. The number used to identify
Z-
Nonreparable. No repair is authorized.
item called out in the illustration.
(3) Recoverability code. Recoverability codes are
b. Source, Maintenance, and Recoverability (SMR)
assigned to support items to indicate the disposition
Codes.
action on unserviceable items. The recoverability code is
(1) Source code. Source codes indicate the
entered in the fifth position of the Uniform SMR Code
manner of acquiring support items for maintenance,
format as follows:
repair, or overhaul of end items. Source codes are
Recoverability
entered in the first and second positions of the Uniform
codes
Definition
SMR Code format as follows:
Z-
Nonreparable item.
When unserviceable,
Code
Definition
condemn and dispose at the level indicated in
PA-
Item procured and stocked for anticipated or
position 3.
known usage.
1
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