T M 9 - 4 9 3 1 - 3 8 1 - 1 4 8 P - 2
AND GENERAL SUPPORT MAINTENANCE
REPAIR PARTS AND SPECIAL TOOLS LIST
(INCLUDING DEPOT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS)
Section I. INTRODUCTION
This manual lists and authorizes spares and repair parts; special tools; special test, measurement, and
diagnostic equipment (TMDE); and other special support equipment required for performance of
Operator, Organizational, Direct Support, and General Support maintenance of the M-1 combat tank.
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:
a. Section Il. Repair Parts List A list of spares and repair parts authorized by this RPSTL 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 alphanumeric
sequence, with the parts in each group listed in ascending figure and item number sequence. Bulk
materials are listed in NSN sequence.
b. Section Ill. Special Tools List A list of special tools, special TMDE, and other special support
equipment authorized by this RPSTL for the performance of maintenance.
c. Section IV. National Stock Number and Part Number Index. A list, in National item identification
number (NIIN) sequence, of all N atlonal stock numbers (NSN) appearing in the listings, 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.
A-3. Explanation of Columns
a. Illustration (Column (1)). This column is divided as follows:
(1) ((a) FIG NO.) Figure Number.
Indicates the figure number illustrating an exploded view of a
(2) ((b) ITEM NO.). Indicates the number used to identify items called out in the illustration.
b. SMR CODE (Column (2)). The Source, Maintenance, and Recoverability (SMR) code is a 5-position
code containing supply/requisitioning information, maintenance category authorization criteria, and
disposition instructions, as shown in the following breakout: