DIRECT SUPPORT AND
G E N E R A L SUPPORT MAINTENANCE
REPAIR PARTS AND SPECIAL TOOLS LIST
Section I. INTRODUCTION
c. Section IV. National Stock
Number and Part Number Index. A list
This appendix lists spares and
in National item identification number
repair parts, special test, measure-
(NIIN) sequence, of all National stock
ment, and diagnostic equipment (TMDE),
numbers (NSN) appearing in the listings,
and other special support equipment
followed by a list in alphameric
required for performance of direct
sequence of all part numbers appearing
support and general support mainten-
in the listings. National stock numbers
ance of the Mount, Periscope, M118
and part numbers are cross-referenced
and M118E1. It authorizes the
to each illustration figure and item
requisitioning and issue of spares
and repair parts as indicated by
the source and maintenance codes.
EXPLANATION OF COLUMNS
is divided as follows:
This Repair Parts and Special Tools
List is divided into the following
(1) Figure Number. Indicates
the figure number of the illustration
a. Section II. Repair Parts List.
on which the item is shown.
A list of spares and repair parts
authorized for use in the performance
(2) Item Number. The number
of maintenance. The list also includes
used to identify item called out in
parts which must be removed for
replacement of the authorized parts.
Parts lists are composed of functional
groups in numeric sequence, with the
b. Source, Maintenance, and
parts in each group listed in figure
Recoverability (SMR) Codes.
and item number sequence.
Section III. Special Tools
(1) Source Code. Source
codes indicate the manner of acquiring