TB 10-3510-220-24
17a thru 18. Leave blank.
19. CONTRACT NUMBER (DAAK01-87-C-A018).
20d. CB CODE. Put in the name of the part or assembly under warranty.
Put in the serial number of the part or
20e. REF DESIGNATOR.
assembly under warranty.
20g. Put in the estimated number of hours needed to replace the bad
part. Use the proper technical bulletin time schedule guide to get the
estimated hours. If you can't get the guide, use actual hours.
20h. NATIONAL STOCK NUMBER. Put in the NSN of the bad part.
If an NSN is not found, use the part number.
20i.j.k. Leave blank.
20a thru 20k. Using the remaining spaces in block 20a-20k, put in this
information: The
NSN of the defective item.
The name of the defective item.
The date of the failure.
The complete telephone number (AUTOVON/commercial with area
code) of the person creating the form. State clearly all factors which
added to the failure. Include factors such as type of operation and
land and weather conditions. State clearly your opinion as to why
t h e part failed.
20l. Total Manhouse. Self-explained.
20m. Total Manhour Cost. Leave blank.
20n. Total Parts Cost. Self-explained.
21 thru 22. Leave blank.
23. Submitted.
The person authorized to send DA Form 2407 signs
here.
24 thru 28. Leave blank.
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