(3) Third. Identify the repair part on the
illustration and note the illustration figure and item
number of the repair part.
(4) Fourth. Using the repair Parts Listing, find
the figure and item number noted on the illustration.
b. When National Stock Number or part Number is
(1) First. Using the Index of National Stock
Numbers and Part Numbers, find the pertinent National
stock number or part number. This index is in ascending
NIIN sequence followed by a list of part numbers in
ascending alphanumeric sequence, cross-referenced to
the illustration figure number and item number.
(2) Second. After finding the figure and item
number, locate the figure and item number in the repair