TM 9-4520-258-24P
UNIT, DIRECT SUPPORT AND GENERAL SUPPORT
MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LIST
Section I. INTRODUCTION
1. SCOPE. This RPSTL 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 unit, direct support and
general support maintenance of the Army Space Heaters (ASH), Model H120 and Model H120-1. It authorizes the
requisitioning, issue and disposition of spares, repair parts and special tools as indicated by the source, maintenance and
recoverability (SMR) codes.
2. GENERAL. In addition to this section, Introduction, 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 by this RPSTL for use in the
performance of maintenance. This list also includes pads which must be removed for replacement of the authorized
parts. Pats lists are composed o 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 item name sequence. Items listed are
shown on the associated Illustration(s) /(figure(s).
b.
SECTION III. SPECIAL TOOLS LIST. A list of special tools, special TMDE, and other special support equipment
authorized by this RPSTL (as indicated by Basic of Issue (BOI) information in DESCRIPTION AND USABLE ON CODE
column) for the performance of maintenance.
c.
SECTION IV. CROSS-REFERENCES INDEXES. A list, in National ItemIdentification Number (NIIN) 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. The figure and item number index lists figure and item number in alphanumeric
sequence and cross-references NSN, CAGEC and par number.
3. EXPLANATION OF COLUMNS (SECTIONS II AND III).
a.
ITEM NO. (Column (1)). 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 instruction, as
shown in the following breakout:
Source
Maintenance
Recoverability
Code
Code
Code
1st two
XX
positions
XX
XX
3rd position
4th position
How you get
Who can install, replace,
Who can do complete
Who determines
an item
or use the item
repair* on the item
disposition action on an
unserviceable item
*Compete Repair Maintenance capacity, capability, and authority to perform al corrective maintenance tasks of the
"Repair" function in a use/user environment in order to restore serviceability to a failed item.
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