TM 11-5835-247-20P
SECTION I
INTRODUCTION
1.
Scope
This manual lists spares and repair parts; special tools; special test, measurement, and diagnostic equipment
(TMDE), and other special support. equipment required for performance of organizational maintenance of the
AN/TNH-24(V)1 through AN/TNH-24(V)4. It authorizes the requisitioning and issue of spares and repair parts
as indicated by the source and maintenance codes.
2.
General
This Repair Parts and Special Tools List is divided into the following sections:
performance of maintenance. The list also includes parts which must be removed for replacement of the
authorized parts. Parts lists are composed of functional groups in numeric sequence, with the parts in each
group listed in figure and item number sequence.
b
Section III. Special Tools List. Not applicable.
c. Section IV. National Stock Number and Part Number Index. A list, in National item identification
number (NIIN) sequence, of all National stock numbers (NSN) appearing in the listings, followed by a list, in
alphameric sequence, of all part numbers appearing in the listings. National stock numbers and part numbers
are cross-referenced to each illustration figure and item number appearance.
3.
Explanation of Columns
a, Illustration. This column is divided as follows:
(1) Figure number. Indicates the figure number of the illustration on which the item is shown.
(2) Item number. The number used to identify item called out in the illustration.
b. Source, Maintenance, and Recoverability (SMR) Codes
(1) Source code. Source codes indicate the manner of acquiring support items for maintenance,
repair, or overhaul of end items. Source codes are entered in the first and second positions of the Uniform
SMR Code format as follows:
Code
Definition
PA
Item procured and stocked for anticipated or known usage.
XA
Item is not procured or stocked because the requirements for the item will res ult in the replacement of
the next higher assembly.
XD
- A support item that is not stocked. When required, item will be procured through normal channels.
NOTE
Cannibalization or salvage may be used as a source of supply for any items source coded above except those
coded XA and aircraft support items as restricted by AR 700-42.
(2) Maintenance code Maintenance codes are assigned to indicate the levels of maintenance
.
authorized 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 position will indicate the lowest maintenance
level authorized to remove, replace, and use the support item. The maintenance code entered in the third
position will indicate one of the following levels of maintenance:
Code
Application/Explanation
O
Support item is removed, replace, used at the organizational level.
(b) The maintenance code entered in the fourth position indicate s whether the item is to be
repaired and identifies the lowest maintenance level with the capability to perform complete repair (i. e. all
authorized maintenance functions). This position will contain one of the following maintenance codes:
Code
Application/Explanation
F
The lowest maintenance level capable of complete repair of the support item is the direct support level.
Z
Nonreparable. No repair is authorized.
(3) Recoverability code Recoverability codes are assigned to support items to indicate the
.
disposition action on unserviceable items. The recoverability code is entered in the fifth position of the Uniform
SMR Code format as follows:
Z
Nonreparable item. When unserviceable, condemn
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