SECTION I
INTRODUCTION
(2) Maintenance code. Maintenance codes are
1. Scope
assigned to indicate the levels of maintenance
This manual lists spares and repair parts; special tools;
authorized to USE and REPAIR support items.
special test, measurement, and diagnostic equipment
The maintenance codes are entered in the third and
(TMDE), and other special support equipment required
fourth positions of the Uniform SMR Code format as
for performance of organizational maintenance of the
follows:
PP-2926D/U. It authorizes the requisitioning and issue
(a) The maintenance code entered in the
of spares and repair parts as indicated by the source and
third position will indicate the lowest maintenance level
maintenance codes.
authorized to remove, replace, and use the support item.
The maintenance code entered in the third position will
2. General
indicate one of the following levels of maintenance:
This Repair Parts and Special Tools List is divided into
Code
Application/Explanation
the following sections:
O - Support item is removed, replaced, used at the
a. Section II. Repair Parts List. A list of spares
organizational level.
and repair parts authorized for use in the performance of
(b) The maintenance code entered in the
maintenance. The list also includes parts which must be
fourth position indicates whether the item is to be
removed for replacement of the authorized parts. Parts
repaired and identifies the lowest maintenance level with
lists are composed of functional groups in numeric
the capability to perform complete repair (i.e., all
sequence, with the parts in each group listed in figure
authorized maintenance functions). This position will
and item number sequence.
contain one of the following maintenance codes:
b. Section III. Special Tools List Not applicable.
Code
Application/Explanation
c. Section IV. National Stock Number and Part
Z - Nonreparable. No repair is authorized.
Number Index. A list, in National item identification
(3) Recoverability code. Recoverability codes
number (NIIN) sequence, of all National stock numbers
are assigned to support items to indicate the disposition
(NSN) appearing in the listings, followed by a list, in
action on unserviceable items. The recoverability code is
alphameric sequence, of all parts numbers appearing in
entered in the fifth position of the Uniform SMR Code
the listings. National stock numbers and part numbers
format as follows:
are cross-referenced to each illustration figure and item
Recoverability codes
Definition
number appearance.
Z - Nonreparable item. When unserviceable, condemn
3. Explanation of Columns
and dispose at the level indicated in position 3.
a. Illustration. This column is divided as follows:
c.
National Stock Number.
Indicates the
(1) Figure number. Indicates the figure
National stock number assigned to the item and will be
number of the illustration on which the item is shown.
used for requisitioning purposes.
(2) Item number. The number used to
d. Part Number. Indicates the primary number
identify item called out in the illustration.
used by the manufacturer (individual, company, firm,
b. Source, Maintenance, and Recoverability
corporation, or Government activity), which controls the
(SMR) Code.
design and characteristics of the item by means of its
(1) Source code. Source codes indicate the
engineering drawings, specifications, standards, and
manner of acquiring support items for maintenance,
inspection requirements to identify an item or range of
repair, or overhaul of end items. Source codes are
items.
entered in the first and second positions of the Uniform
NOTE
SMR Code format as follows:
When a stock numbered item is
Code
Definition
requisitioned, the repair part received
may have a different part number
PA - Item procured and stocked for anticipated or known
than the part being replaced.
usage.
e.
Federal Supply Code for Manufacturer
NOTE
(FSCM). The FSCM is a 5-digit numeric code listed in
Cannibalization or salvage may be
SB 70842 which is used to identify the manufacturer,
used as a source of supply for any
distributor, or Government agency, etc.
items source coded above except
those coded XA and aircraft support
items as restricted by AR 700-42.
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