(1) Source code. Source codes are assigned to
support items to indicate the manner of acquiring
This manual lists repair parts, special tools, test,
support items for maintenance, repair, or overhaul of
measurement, and diagnostic equipment (TMDE),
end items. Source codes are entered in the first and
and other support equipment required for operation
second positions of the Uniform SMR Code format as
and performance of- organizational maintenance of
the azimuth gyro survey instrument.
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 of 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, as the last
group in Section II.
b. Section III - Special Tools List. A list of special
tools, TMDE, and support equipment authorized for
the performance of maintenance at the organizational
c. Section IV - National Stock Number and Part
Number Index. A list, in ascending numerical se-
quence, of all National stock numbers appearing in
the listings, followed by a list, in alphanumeric se-
quence, of all part numbers appearing in the listings.
National stock numbers and part numbers are cross-
-referenced to each illustration figure and item
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