How to Locate Repair Parts.
When National Stock Number or Part Number is Not Known.
Using the table of contents, determine the assembly
group or subassembly group to which the item belongs.
This is neces-
sary since figures 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 belongs.
Identify the item on the figure and note the item
Refer to the Repair Parts List for the figure to
find the part number for the item number noted on the figure.
Refer to the Part Number Index to find the NSN, if
When National Stock Number or Part Number is Known.
Using the Index of National Stock Numbers and Part
Numbers, find the pertinent National Stock Number or Part Number.
NSN index is in National Item Identification Number (NIIN) sequence
The part numbers in the Part Number index are listed in
ascending alphanumeric sequence (see 4.b).
Both indexes cross-refer-
ence you to the illustration figure and item number of the item you
are looking for.
After finding the figure and item number, verify
that the item is the one you're looking for, then locate the item
number in the repair parts list for the figure.