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 Carrier, Cargo, Tracked, 6-
Ton, M548A1 and M548A3 and their components:
DS/GS Maintenance 6V53 Diesel Engine
DS/GS Maintenance X200-4 Transmission (Including RPSTL)
DS/GS Maintenance (Components)
DS/GS RPSTL 200 AMP Generator (Including RPSTL)
DS/GS Maintenance and RPSTL Transmission X-100 Transmission
How to Locate Repair Parts
a. When National Stock Number or Part Number is Not Known:
(1) First. Using the table of contents, determine the assembly group or subassembly group to which the
item belongs. This is necessary since figures are prepared for assembly groups and subassembly groups,
and listings are divided into the same groups.
(2) Second. Find the figure covering the assembly group or subassembly group to which the item
(3) Third. Identify the item on the figure and use the Figure and Item Number Index to find the NSN.
b. When National Stock Number or Part Number is Known:
(1) First. Using the National Stock Number and the Part Number Index, find the pertinent National Stock
Number or Part Number. The NSN index is in National Item Identification Number (NIIN) sequence (see
4.a(1)). The part numbers in the Part Number index are listed in ascending alphanumeric sequence (see 4.b)
Both indexes cross-reference you to the illustration/figure and item number of the item you are looking for.