TM11-6625-3087-24P
This column indicates the part number
(2) Part number column.
assigned to the item.
This column lists the National stock number
(3) Stock number column.
for the associated part number and manufacturer identified in the part number
and FSCM columns to the left.
(4) Fig. column. This column lists the number of the figure where
the item is identified/located in sections II and III.
The item number is that number assigned to the item
(5) Item column.
as it appears in the figure referenced in the adjacent figure number column.
5.
Special Information
The
following
publications
pertain
to
the
AN/USM-490
and
its
components:
Selective
Level
Meter
AN/USM-490.
TM
11-6625-3087-12,
TM
11-6625-3087-40,
Selective
Sevel
Meter
AN/USM-490.
6.
How to locate repair parts
a.
When National Stock Number or Part Number is Not Known:
(1) First.
Using the table of contents, determine the assembly
group or subassembly group to which the item belongs. This is necessary since
figures are prepared for assembly groups and subassembly groups, and listings
are divided into the same groups.
(2) Second.
Find the illustration covering the assembly group or
subassembly group to which the item belongs.
9