REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)
SECTION I. INTRODUCTION
The 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
organizational, direct support and general support maintenance of the M870A3 Trailer (MHET). It
authorizes the requisitioning, issue, and disposition of spares, repair parts, and special tools as indicated
by the source, maintenance, and recoverability (SMR) codes.
In addition to the Introduction work package, this RPSTL is divided into the following work packages.
1. Repair Parts List Work Packages. Work packages containing lists of spares and repair parts
authorized by this RPSTL for use in the performance of maintenance. These work packages also include
parts which must be removed for replacement of the authorized parts. Parts lists are composed of
functional groups in ascending alphanumeric sequence, with parts in each group listed in ascending
figure and item number sequence. Sending units, brackets, filters, and bolts are listed with the
component they mount on. Bulk materials are listed by item name in FIG. BULK at the end of the work
packages. Repair parts kits are listed separately in their own functional group and work package. Repair
parts for reparable special tools are also listed in a separate work package. Items listed are shown on
the associated illustrations.
2. Special Tools List Work Packages. Work packages containing lists of special tools, special TMDE,
and special support equipment authorized by this RPSTL (as indicated by Basis of Issue (BOI)
information in the DESCRIPTION AND USABLE ON CODE (UOC) column). Tools that are components
of common tool sets and/or Class VII are not listed.
3. Cross-Reference Indexes Work Packages. There are two cross-reference indexes work packages in
this RPSTL; the National Stock Number (NSN) Index work package and the Part Number (P/N) work
package. The National Stock Number Index work package refers you to the figure and item number. The
Part Number Index work package refers you to the figure and item number.
C-3. EXPLANATION OF COLUMNS IN THE REPAIR PARTS LISTS AND SPECIAL TOOLS LIST
ITEM NO. (Column (1)). Indicates the number used to identify items called out in the illustration.
SMR CODE (Column (2)). The SMR code containing supply/requisitioning information, maintenance
level authorization criteria, and disposition instruction, as shown in the following breakout:
1st two positions:
3rd position: Who can 4th position: Who can
5th position: Who
How to get an item.
Install, replace, or use complete repair* on
action on unserviceable Items.
*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.