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HEX CAPSCREW
PLAIN WASHER LOCKWASHER
a
p.
NUT
HEX CAPSCREW IDENTIFICATION
Shown below are actual size hex heads for standard screw sizes.
Example: a
l/4”
screw has a
7116
head and.thus requires a
7716
wrench. To measure length, use the scale below.
~0000
t/2” Heed 7fl6” Head
34”
Head
518”
Head
6716”
Head screw with screw with
screw with screw with
screw
with
5716”
SD. l/4” SC.
112”
SD.
7116”
S.D.
310”
SD.
SD.
=
Shaft Diameter
0
1
2 3
4
WASHER AND NUT IDENTIFICATION
Place the washer or nut on the above scale to
determine inside diameter. The actual
insides
di-
ameter can vary
l/16
inch. Use the scale for
comparison.
STANDARD
FASTENER
IDENTIFICATION
CHART
Hardware sizes are given in the
illustrations throughout this
manual.
If a washer or nut is identified
as “washer.
l/2” or “nut.
172”.
this means the inside diameter
is
l/2
inch.
If a screw is identified as
‘Wrew.
l/2
x
2”.
this means the shaft
diameter is
l/2
inch and the
shaft of the screw is 2 inches
long. If
a~
screw is identified as
“screw.
l/2-16~2”.thenumber
“16”
means that the screw has
16 threads per inch.
SAMPLE:
SCREW
iDENllflCAllON
-
Screw
l/2
c
Shaft
!
Diameter
Shaft
Diameter
1
c
Screw
ir
Length
.$J
*.y
SAMPLE: NUT IDENTlFlCATlON
‘:i
Nut.
112
3
-
Inside
Diameter