TM 11-5805-740-30P/EE119-AC-PLL-010/E154 TTC-TYC-39/TO 31W2-2TTC-39-94
SECTION I
INTRODUCTION
Code
Definition
1. Scope
pose because essentiality dictates that a
This manual lists spares and repair parts; special tools;
minimum quantity be available in the supply
special test, measurement, and diagnostic equipment
system.
(TMDE), and other special support equipment required
PC-
Item procured and stocked and which otherwise
for performance of direct support maintenance of the
would be coded PA except that it is
Kits. It authorizes the requisitioning and issue of spares
deteriorative in nature.
and repair parts as indicated by the source and
PD-
Support item, excluding support equipment,
maintenance codes.
procured for initial issue or outfitting and
stocked only for subsequent or additional initial
2. General
issues or outfittings. Not subject to automatic
replenishment.
This Repair Parts and Special Tools List is divided into
PE-
Support equipment procured and stocked for
the following sections:
initial issue and outfitting to specified
a. Section II. Repair Parts List. A list of spares and
maintenance repair activities.
repair parts authorized for use in the performance of
PF-
Support equipment which will not be stocked but
maintenance. The list also includes parts which must be
which will be centrally procured on demand.
removed for replacement of the authorized parts. Parts
PG-
Item procured and stock to provide for sustained
lists are composed of functional groups in numeric
support for the life of the equipment. It is
sequence, with the parts in each group listed in figure
applied to an item peculiar to the equipment
and item number sequence. Bulk materials are listed in
which, because of probable discontinuance or
NSN sequence.
shutdown of production facilities, would prove
b. Section III. Special Tools List. Not applicable.
uneconomical to reproduce at a later time.
c. Section IV National Stock Number and Part
KD-
An item of a depot overhaul/repair kit and not
Number Index. A list, in National item identification
purchased separately. Depot kit defined as a
number (NIIN) sequence, of all National stock numbers
kit that provides items required at the time of
(NSN) appearing in the listings, followed by a list, in
overhaul or repair.
alphameric sequence, of all part numbers appearing in
KF-
An item of a maintenance kit and not purchased
the listings. National stock numbers and part numbers
separately. Maintenance kit defined as a kit
are cross-referenced to each illustration figure and item
that provides an item that can be replaced at
number appearance.
aviation unit or aviation intermediate levels of
maintenance.
3. Explanation of Columns
KB-
Item included in both a depot overhaul/repair kit
and a maintenance kit.
a. Illustration. This column is divided as follows:
MO-
Item to be manufactured or fabricated at
(1) Figure number. Indicates the figure number
organizational level.
of the illustration on which the item is shown.
MF-
Item to be manufactured or fabricated at the
(2) Item number. The number used to identify
direct support maintenance level.
item called out in the illustration.
MH-
Item to be manufactured or fabricated at the
b. Source, Maintenance, and Recoverability (SMR)
general support maintenance level.
Codes.
MD-
Item to be manufactured or fabricated at the
(1) Source code. Source codes indicate the
depot maintenance level.
manner of acquiring support items for maintenance,
AO-
Item to be assembled at organizational level.
repair, or overhaul of end items. Source codes are
AF-
Item to be assembled at direct support
entered in the first and second positions of the Uniform
maintenance level.
SMR Code format as follows:
AH-
Item to be assembled at general support
maintenance level.
Code
Definition
PA-
Item procured and stocked for anticipated or
known usage.
PB-
Item procured and stocked for insurance pur-
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