TM 9-4520-257-12&P 0042 00
Third: Identify the item on the figure and note the number(s).
Fourth: Look in the repair parts list for the figure and item numbers. The NSNs and P/N are on the same
line as the associated item numbers.
2. When NSNs Are Known.
First: If you have the NSN, look in the STOCK NUMBER column of the NSN index. The NSN is arranged
in NIIN sequence. Note the figure and item number next to the NSN.
Second: Turn to the figure and locate the item number. Verify that the item is the one you are looking for.
3. When P/N Is Known.
First: If you have the P/N and not the NSN, look in the PART NUMBER column of the P/N index. Identify
the figure and item number.
Second: Look up the item on the figure in the applicable repair parts list.
END OF WORK PACKAGE