MODERN BURNER UNIT (MBU)
REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)
This RPSTL lists and authorizes spare and repair parts; special tools; special tests, measurement and diagnostic
equipment (TMDE); and other special support equipment required for performance of unit and direct support
maintenance of the MBU. 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 this section, this RPSTL is divided into the following additional sections:
a. Repair Parts Sections. These sections contain lists of spares and repair parts authorized by this RPSTL for
use in the performance of maintenance. These sections 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 the parts in each group listed in ascending figure and item number sequence. Hardware is listed
with the components used. Bulk materials are listed by item name in FIG. BULK at the end of the sections. Repair
parts kits are listed separately in their own functional group and section. Repair parts for reparable special tools
are also listed in a separate section. Items listed are shown on the associated illustrations.
b. Special Tools List Sections. Sections 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
c. Cross-Reference Index Sections. There are two cross-reference indexes in this RPSTL ; the National Stock
Number (NSN) Index, and the Part Number Index. The NSN index refers you to the figure and the item number.
The part number index also refers you to the figure and item number.
EXPLANATION OF COLUMNS IN THE RPSTL
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.
Who can install Who can do
How you get
use the item
on an item