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System of Measurement
Inch
Metric
Screw Size
N
o
.
2
N
o
.
3
N
o
.
4
N
o
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5
N
o
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6
N
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8
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1
0
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1
2
1
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4
"
5
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1
6
"
3
/
8
"
7
/
1
6
"
1
/
2
"
9
/
1
6
"
5
/
8
"
Material
Aluminum
Steel
Finish
Hide
A
n
o
d
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e
d
B
l
a
c
k
O
x
i
d
e
B
l
a
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k
Z
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n
c
P
l
a
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C
a
d
m
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u
m
P
l
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t
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C
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m
a
t
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C
o
n
v
e
r
s
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o
n
C
o
a
t
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d
C
h
r
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m
e
P
l
a
t
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d
C
o
r
r
o
s
i
o
n
-
R
e
s
i
s
t
a
n
t
C
o
a
t
e
d
D
y
e
d
G
a
l
v
a
n
i
z
e
d
G
l
a
z
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d
N
i
c
k
e
l
C
h
r
o
m
e
P
l
a
t
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d
N
i
c
k
e
l
P
l
a
t
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d
P
a
i
n
t
e
d
P
a
s
s
i
v
a
t
e
d
P
h
o
s
p
h
a
t
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C
o
a
t
e
d
P
o
w
d
e
r
C
o
a
t
e
d
P
r
i
m
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d
R
u
b
b
e
r
C
o
a
t
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d
T
i
n
P
l
a
t
e
d
U
n
g
l
a
z
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Z
i
n
c
F
l
a
k
e
C
o
a
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OD
0
.
1
7
2
"
0
.
2
0
9
"
1
/
4
"
0
.
2
9
3
"
0
.
3
1
2
"
0
.
3
1
3
"
0
.
3
3
4
"
3
/
8
"
0
.
4
0
6
"
0
.
4
3
8
"
0
.
4
8
7
"
1
/
2
"
0
.
5
6
2
"
0
.
5
6
3
"
0
.
5
8
3
"
ID
0
.
0
8
8
"
0
.
0
9
4
"
0
.
0
9
9
"
0
.
1
0
5
"
0
.
1
1
4
"
1
/
8
"
0
.
1
4
0
"
0
.
1
4
1
"
0
.
1
4
9
"
0
.
1
5
6
"
0
.
1
6
7
"
0
.
1
7
4
"
0
.
1
8
8
"
0
.
1
9
3
"
0
.
2
0
3
"
Washer Type
Curved
Flat
Split
Fastener Strength Grade/Class
ISO Class 10.9
ISO Class 12.9
SAE Grade 8
SAE Grade 9
Thickness
0
.
0
1
3
"
t
o
0
.
0
1
9
"
0
.
0
1
6
"
t
o
0
.
0
2
5
"
0
.
0
2
"
0
.
0
2
5
"
0
.
0
2
8
"
t
o
0
.
0
3
4
"
0
.
0
2
8
"
t
o
0
.
0
3
5
"
0
.
0
2
8
"
t
o
0
.
0
3
6
"
0
.
0
2
9
"
t
o
0
.
0
3
4
"
0
.
0
3
1
"
0
.
0
3
6
"
t
o
0
.
0
4
5
"
0
.
0
3
6
"
t
o
0
.
0
6
5
"
0
.
0
4
"
0
.
0
4
3
"
t
o
0
.
0
5
1
"
0
.
0
4
7
"
0
.
0
4
7
"
t
o
0
.
0
8
0
"
Thread Size
2-56
4-40
6-32
8-32
10-32
Performance
Corrosion Resistant
High Strength
Lightweight
Reusable
Hardness
Rockwell B40
Rockwell B56
Rockwell C15
Rockwell C38
Rockwell C40
Rockwell C43
Rockwell C44
Not Rated
Length
3/16"
Fastener Strength Rating
High
Extreme
Washer Designation
ASME
General Purpose
Oversized
SAE
Undersized
USS
Thread Length
3/16"
1/4"
5/16"
3/8"
7/16"
1/2"
9/16"
5/8"
Specifications Met
ASME B18.21.1
DIN Standard
ISO 7089
NAS
Gender
Female
Male
Shape
Hex
ASME Designation
Narrow
Regular
Wide
Overall Height
1.1 mm
1.2 mm
1.5 mm
2 mm
2.5 mm
2.9 mm
3.4 mm
3.9 mm
4.5 mm
5.1 mm
DFARS Specialty Metals
Compliant
Exempt
Not Compliant
Military Specification
Army-Navy Specification
Military Specification
REACH
Compliant
Not Compliant
RoHS
Compliant
Compliant with Exemptions
Not Compliant
Export Control Classification Number (ECCN)
EAR99
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