The part numbers in the Part Number index are listed in
6. How to Locate Repair Parts.
a. When National Stock Number or Part Number Is
Both indexes cross-reference you to the illustration/figure
and item number of the item you are looking for.
Using the table of contents,
Turn to the figure and item
determine the assembly group or subassembly group to
number, verify that the item is the one you're looking for,
which the item belongs. This is necessary since figures
then locate the item number in the repair parts list for the
are prepared for assembly groups and subassembly
groups, and listings are divided into the same groups.
Find the figure covering the
assembly group or subassembly group to which the item
For standard abbreviations see MIL-STD-12D, Military
(3) Third. Identify the item on the figure and
Standard Abbreviations for Use on Drawings,
use the Figure and Item Number Index to find the NSN.
b. When National Stock Number or Part Number is
(1) First. Using the National Stock Number or
Part Number Index, find the pertinent National Stock
NIIN ........................ National Item Identification Number
Number or Part Number. The NSN index is in National
(consists of the last 9 digits of the
Item Identification Number (NIIN) sequence (see
RPSTL.................... Repair Parts and Special Tools List