National stock number or part number. This index
(2) Second. Find the illustration covering the
is in NIIN sequence followed by a list of part num-
functional group to which the item belongs.
bers in alphameric sequence, cross-referenced to the
(3) Third. Identify the item on the illustration
illustration figure number and item number.
and note the illustration figure and item number of
(2) Second. After finding the figure and item
(4) Fourth. Using the Repair Parts Listing, find
number, locate the figure and item number in the
t h e figure and item n u m b e r noted on the
repair parts list.
b. When National stock number or part number is
(1) First. Using the Index of National Stock
Numbers and Part Numbers, find the pertinent
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