Cannibalization or salvage may be used
This manual lists spares and repair parts; special
as a source of supply for any items source
tools; special test, measurement, and diagnostic
coded above except those coded XA and
equipment (TMDE), and other special support
aircraft support items as restricted by AR
equipment required for performance of organiza-
tional, direct support, and general support main-
(2) Maintenance code. Maintenance codes are
tenance of the PP-4606A/G. It authorizes the re-
assigned to indicate the levels of maintenance au-
quisitioning and issue of spares and repair parts as
thorized to USE and REPAIR support items. The
indicated by the source and maintenance codes.
maintenance codes are entered in the third and
fourth positions of the Uniform SMR Code format
This Repair Parts and Special Tools List is divided
(a) The maintenance code entered in the
into the following sections:
third position will indicate the lowest maintenance
level authorized to remove, replace, and use the
and repair parts authorized for use in the perfor-
support item. The maintenance code entered in the
mance of maintenance. The list also includes parts
third position will indicate one of the following
which must be removed for replacement of the
levels of maintenance:
authorized parts. Parts lists are composed of func-
tional groups in numeric sequence, with the parts
Support item is removed, replaced, used at
in each group listed in figure and item number
the organizational level.
H -- Support item is removed, replaced, used at
b. Section III. Special Tools List. Not applicable.
the general support level.
(b) The maintenance code entered in the
Number Index. A list, in National item identifica-
fourth position indicates whether the item is to be
tion number (NIIN) sequence, of all National stock
repaired and identifies the lowest maintenance
numbers (NSN) appearing in the listings, followed
level with the capability to perform complete re-
by a list, in alphameric sequence, of all part num-
pair (i.e., all authorized maintenance functions).
bers appearing in the listings. National stock
This position will contain one of the following
numbers and part numbers are cross-referenced to
each illustration figure and item number appear-
The lowest maintenance level capable of
3. Explanation of Columns
complete repair of the support item is the
general support level.
a. Illustration. This column is divided as follows:
Nonreparable. No repair is authorized.
(1) Figure number. Indicates the figure
(3) Recoverability code. Recoverability codes
number of the illustration on which the item is
are assigned to support items to indicate the dispo-
sition action on unserviceable items. The recov-
(2) Item number. The number used to identify
erability code is entered in the fifth position of the
item called out in the illustration.
Uniform SMR Code format as follows:
b. Source, Maintenance, and Recoverability
(1) Source code. Source codes indicate the
Nonreparable item. When unserviceable,
manner of acquiring support items for mainte-
condemn and dispose at the level indi-
nance, repair, or overhaul of end items. Source
cated in position 3.
codes are entered in the first and second positions
H -- Reparable item. When uneconomically re-
of the Uniform SMR Code format as follows:
parable, condemn and dispose at the
general support level.
PA -- Item procured and stocked for anticipated
c. National Stock Number. Indicates the Na-
or known usage.
tional stock number assigned to the item and will
X D -- A support item that is not stocked. When
be used for requisitioning purposes.
required, item will be procured through
d. Part Number. Indicates the primary number
normal supply channels.
used by the manufacturer (individual, company,