REPAIR PARTS AND SPECIAL TOOLS LIST
Section 1. INTRODUCTION
This manual lists spares and repair parts required
for performance of Aviation Intermediate Maintenance
(AVIM) of the Pilot Assist/Nulling Fixture Assembly.
It authorizes the requisitioning and issue of spares and
repair parts as indicated by the source and mainte-
This Repair Parts and Special Tools List is divided
into the following sections
a. Section II. Repair Parts List. A list of spares and
repair parts authorized for use in the performance of
maintenance. Parts are listed in figure and item num-
ber sequence. Items are indented when required to
indicate the relationship to the next higher assembly.
b. Section III. Special Tools List. (Not Applicable)
c. Section IV. National Stock Number and Part
Number Index. A list, in descending National Item
Identification Number (NIIN) sequence, of all
National Stock Numbers (NSN), or Management
Control Numbers (MCN) appearing in the listings,
followed by a list in alphanumeric sequence, of all part
numbers appearing in the listings. National Stock
Numbers or Management Control Numbers and part
numbers are cross-referenced to each illustration figure
and item number appearance.
C-3. Explanation of Columns.
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
(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
second positions of the Uniform SMR Code format as
--- Item procured and stocked for anticipated
or known usage.
--- Item procured and stocked and which
otherwise would be coded PA except that it
--- Item to be assembled at depot Maintenance
Cannibalization or salvage may be used
as a source of supply for any items
source-coded above except aircraft sup-
port items as restricted by AR 700-42.
(2) Maintenance Code. Maintenance codes are
assigned to indicate the levels of maintenance author-
ized to USE and REPAIR support items. The main-
tenance 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 sup-
port item. The maintenance code entered in the third
position will indicate the following level of mainte-
---Support item is removed, replaced, used at
the Aviation Intermediate Maintenance
(AVIM ) level.
(b) The maintenance code entered in the
fourth position indicates 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 the following maintenance code