TM-9-2520-246-34P

TRANSMISSION, TRANSFER AND POWER TAKE-OFF

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT; REPAIR PARTS AND SPECIAL TOOLS LIST

MAY 1976
TM-9-2520-246-34P

  TM-9-2520-246-34P - Page 3 of 47

SECTION I
INTRODUCTION
1. Scope
This manual lists repair parts with special tools
authorized for direct support and general support of:
Transmission Assemblies, 2520-00-347-4520 and
2520-00-884-4833; Transfer Assemblies, 2520-00-
001-7855, 2520-00-089-8287 and Power Take-Off
2. General
This Repair Parts and Special Tools List is divided
into the following sections:
a.
Section II- Repair Parts List.
A list of repair
parts authorized for use in the performance of
maintenance. The list also includes parts which must
be removed for replacement of the authorized parts.
Parts lists are composed for functional groups in
ascending numerical sequence, with the parts in each
group listed in figure and item number sequence.
Bulk materials are listed in NSN sequence.
b. Section III–Special Tools List.
A list of
special tools, TMDE, end support equipment
authorized for the performance of maintenance at the
organizational level.
c.
Section IV—National Stock Number and Part
Number Index.
A
list, in
ascending numerical
sequence, of all National stock
numbers appearing in
the listings, followed by a list, in alphanumeric
sequence, of all part numbers appearing in the
listings. Federal stock number and part numbers are
cross-referenced to each illustration figure and item
number appearance. This index is followed by a
cross-reference list of reference designations to figure
and item numbers when applicable.
3.
Explanation of Columns
The following provides an explanation of columns
found in the tabular listings:
a.
Illustration.
This column is divided as follows:
(1)
Figure number.
Indicates the figure
number of the illustration in which the item is
shown.
(2) Item
number.
The number used to identify
each item called out in the illustration.
b. Source, Maintenance, and Recoverability
Codes (SMR ).
(1)
Source code. Source codes are
assigned to
support items to indicate the manner of acquiring
support items for maintenance, repair, or
overhaul of
end items. Source codes are entered in the first and
Code
PA
PB
PC
PD
PE
PF
PC
KD
KF
KB
MO
MF
MH
MD
AO
AF
AH
AD
XA
XB
XD
Definition
Item procured and stocked for anticipated or
known usage.
Item procured and stocked for insurance purpose
because essentiality dictates that minimum
quantity be available in the supply systems.
Item procured and stocked and which otherwise
would be coded PA except that it is
deteriorative in nature.
Support item, excluding support equipment,
procured for initial issue or outfitting and
stocked only for subsequent or additional initial
issues or outfittings. Not subject to automatic
replenishment.
Support equipment procured and stocked for
initial issue or outfitting to specified main-
tenance repair activities.
Support equipment which will not be stocked but
which will be centrally procured on demand.
Item procured and stocked to provide for
sustained support for the life of the equipment.
It is applied to an item peculiar to the
equipment which, because of probable discon-
tinuance or shutdown of production facilities,
would prove uneconomical to reproduce at a
later
time .
An item of a depot overhaul/repair kit and not
purchased separately. Depot kit defined as a kit
that provides items required at the time of
overhaul or repair.
An
item of a maintenance kit and not purchased
separately. Maintenance kit defined as a kit that
provides an item that can be replaced at
organizational or intermediate levels of main-
tenance.
Item included in both a depot overhaul/repair kit
and a maintenance kit.
Item to be manufactured or fabricated at
organizational level.
Item to be manufactured or fabricated at the
direct support maintenance level.
Item to be manufactured or fabricated at the
general support maintenance level.
Item to be manufactured or fabricated at the
depot maintenance level.
Item to be assembled at organizational level.
Item to be assembled at direct support main-
tenance level.
Item to be assembled at general support main-
tenance level.
Item to be assembled at depot maintenance level.
Item is not procured or stocked because the
requirements for the item will result in the
replacement of the next higher assembly.
Item is not procured or stocked. If not available
through salvage, requisition.
A support item that is not stocked. When
required, item will be procured through normal
supply channels.
second positions of the Uniform SMR Code format
as follows:
3


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