(4) Fig. column. This column lists the number of the figure where the item is identified/located in
section II and section III.
(5) Item column. The item number is that number assigned to the item as it appears in the figure
referenced in the adjacent figure number column.
5. Special Information.
a. Usable on Code. The Usable on Code appears in the lower left corner of the DESCRIPTION
column heading. Usable on Codes are shown as UOC: . . . . . . . in the DESCRIPTION column (justified
the first line of applicable item description/nomenclature. Uncoded items are applicable to all models and
title description will indicate all 6.2 and 6.5 Liter engines. Identification of the Usable on Codes used in the
6.2 Liter (Serial number 1-99,999)
6.5 Liter (Detuned) 1998
6.5 Liter (Turbo) 1998
6.2 Liter (Serial number 100,000 and above)
6.5 Liter 1995
6.5 Liter 1996
6.5 Liter (Detuned) 1996
6.5 Liter (Turbo) 1996
6.5 Liter 1997
6.5 Liter (Detuned) 1997
6.5 Liter (Turbo) 1997)
6.5 Liter 1998
b. Fabrication Instructions. Bulk materials required to manufacture items are listed in the bulk
material functional group of this RPSTL. Part numbers for bulk materials are also referenced in the
description column of the line item entry for the item to be manufactured/fabricated. Detailed fabrication
instructions for items source-coded to be manufactured or fabricated are found in TM 9-2320-280-20
and TM 9-2815-237-34.
c. Assembly Instructions. Detailed assembly instructions for items source-coded to be assembled
from component spare/repair parts are found in TM 9-2320-280-20 and TM 9-2320-280-34. Items that make
up the assembly are listed immediately following the assembly item entry, or reference is made to an
d. Kits. Line item entries for repair parts kits appear in LCN group kits in section II.
e. Index Numbers. Items which have the word BULK in the figure column will have an index
number shown in the item number column. This index number is a cross-reference between the National
Stock Number/Part Number Index and the bulk material list in section II.
f. Associated Publications. The publications listed below pertain to the 1-1/4 ton, 4x4, M998,
M998A1, and M998A2 series vehicles and their components:
Hand Receipt, Operators Manual
Unit Maintenance Manual
Unit, Direct Support and General Support Maintenance Repair Parts
and Special Tools List
Direct Support and General Support Maintenance Manual
Direct Support and General Support Engine Maintenance Manual
Depot Maintenance Work Requirements, Engine
g. Illustrations. Item numbers on illustrations have been assigned in clockwise sequence, starting
at the 11 oclock position (upper left).