TM 5-4220-231-14&P
assembly. A "V" appearing in the column in lieu of a quantity indicates that the quantity is variable and may vary
from application
to application.
E-4.
Explanation
of Columns
(Section
IV).
a.
National
Stock
Number
(NSN)
Index.
(1)
Stock
Number
column.
This column
lists the NSN by National
Item Identification
Number
(NIIN)
sequence.
The
NIIN consists
of the last nine digits of the NSN, i.e.,
NSN
(5305-01-574-1467).
NIIN
When
using this column
to locate
an item, ignore the first 4 digits of the NSN. However,
the complete
NSN should
be used
when
ordering
items
by stock
number.
(2)
Fig. column.
This column
lists the number
of the figure
where
the item is identified/located.
The
figures
are in numerical
order
in Section
II.
(3)
Item column.
This item number
identifies
the item associated
with the figure listed in the adjacent
Fig. column.
Thisitem is also identified
by the NSN listed on the same
line.
b.
Part Number
Index.
Part numbers
in this index are listed by part number
in ascending
alphanumeric
sequence
(i.e., vertical
arrangement
of letter and number
combination
which places
the first letter or digit of each
group
in order A through
Z, followed
by the numbers
0 through
9, each
following letter or digit in like order).
(1)
CAGE column.
This Contractor
and Government
Entity (CAGE)
is a five-digit
numeric
code used
to identify the manufacturer,
distributor,
or Government
agency,
etc., that supplies
the item.
(2)
Part Number
column.
Indicates
the primary
number
used
by the manufacturer
(individual,
firm,
corporation,
or Government
activity),
which
controls
the
design
and
characteristics
of the
item
by means
of its
engineering
drawings,
specifications,
standards,
and
inspection
requirements
to identify
an
item or range
of items.
(3)
Stock
Number
column.
This
column
lists the
NSN
for
the
associated
part
number
and
manufacturer
identified
in the part
number
and CAGE
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.
(5)
Item column.
This item number
is that number
assigned
to the item as it appears
in the figure
referenced
in adjacent
figure number
column.
E-5.
Special
Information.
a.
The
"Usable
On Code"
title appears
in the
lower
right corner
of column
(5). Description.
Usable
on
codes
are
shown
in the
right-hand
margin
of the description
column.
b.
Bulk materials
required
to manufacture
items
are
listed
in the
Bulk
Material
Group
of this
manual.
NSNs
for bulk
materials
are
also
referenced
in the
description
column
of the
line item
entry
for the
item to be
manufactured/fabricated.
Detailed
manufacturing
instructions
for
items
source
coded
to
be
manufactured
or
fabricated
are
found
in this
manual.
c.
Detailed
assembly
instructions
for items
source
coded
to be assembled
from
component
spare/repair
parts
are
found
in this
manual.
Items
that
make
up the
assembly
are
listed
immediately
following
the
assembled
item entry.
d.
Line item entries
for repair
parts
kits and
sets
appear
as
the last
entries
in the
repair
parts
listing for
the figure
in which
their
parts
are
listed
as
repair
parts.
e.
Items
which
have
the word
Bulk in the figure
number
column
will have
an index
number
shown
in the
item
number
column.
This
index
number
is furnished
for use
as
a cross-reference
between
the
National
Stock
Number/Part
Number
Index
and
the
bulk material
list in Section
II.
f.
In the
repair
parts
list, some
items
are
indented
to show
that
they
are
a component
or components
of the item
under
which
they
are
indented.
E-5
