This manual lists and authorizes spares and repair parts; special tools; special test, measurement, and
diagnostic equipment (MDE); and other special support equipment required for performance of organizational
maintenance of the CV-3478/TTC. It authorizes the requisitioning, issue, and disposition of spares, repair parts
and special tools as indicated by the source, maintenance and recoverability (SMR) codes.
This Repair Parts and Special Tools List is divided into the following sections:
Section II. Repair Parts List.
of spares and repair parts authorized
by this RPSTL for use
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 numeric sequence, with the parts
in each group listed in ascending item number sequence. Figure numbers are listed directly beneath the group
Section III. Special Tools List. Not applicable.
Section IV. National Stock Number and Part Number Index.
in National item identification
number (MN) sequence, of all National stock numbered items appearing in the listing, followed by a list in
alphanumeric sequence of all part numbers appearing in the listings. National stock numbers and part numbers
are cross-referenced to each illustration figure and item number appearance.
Item No. (Column (1)). Indicates the number used to identify items called out in the illustration.
SMR Code (Column (2)). The source, maintenance, and recoverability (SMR) code is a five-position
code containing supply/requisitioning information, maintenance category authorization criteria, and disposition
instruction, as shown in the following breakout:
How you get an item
Who can do
on an unserviceable
or use the item
(see note) on the
Complete repair: Maintenance capacity, capability, and authority to perform all
corrective maintenance tasks of the "Repair" function in a use/user environment in
order to restore serviceability to a failed item.
(1) Source code. The source code tells you how to get an item needed for maintenance, repair, or
overhaul of an end item/equipment. Explanations of source codes follows: