UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE
REPAIR PARTS AND SPECIAL TOOLS LIST
EXTENDED SERVICE PROGRAM (ESP)
TRUCK, CARGO, 2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)
This RPSTL lists and authorizes spare and repair parts; special tools; test, measurement, and diagnostic
equipment (TMDE); and other special support equipment required for performance of unit, direct support,
and general support maintenance of the 2-1/2-ton, 6x6, ESP series vehicles. 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 Repair Parts and Special Tools List is divided into the
following work packages:
1. Repair Parts List Work Packages. Work packages list of spare 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 alpha-
numeric sequence, with the 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 package. 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 illustration(s)/figure(s).
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 DESCRIPTION AND USABLE ON CODE 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) Index
work package. The National Stock Number Index work package refers you to the figure and item number
appearance. The Part Number Index work package list all part numbers in alphanumeric sequence and
refers you to the figure and item number appearance.
EXPLANATION OF COLUMNS IN THE REPAIR PARTS LIST AND SPECIAL TOOLS LIST WORK PACKAGES
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 5-position code
containing supply/requisitioning information, maintenance category authorization criteria, and disposition
instruction, as shown in the following breakout:
How you get an item
action on an
Who can install, replace
Who can do complete
or use the item
repair* on the item
* 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.