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Finish
Black
Oxide
Passivated
Zinc
Plated
Washer
Finish
Black
Oxide
System
of
Measurement
Inch
Metric
Thread
Size
0
-
8
0
1
-
6
4
1
-
7
2
2
-
5
6
2
-
6
4
3
-
4
8
3
-
5
6
4
-
4
0
4
-
4
8
5
-
4
0
5
-
4
4
6
-
3
2
6
-
4
0
8
-
3
2
8
-
3
6
Length
1
/
1
6
"
5
/
6
4
"
3
/
3
2
"
7
/
6
4
"
1
/
8
"
5
/
3
2
"
3
/
1
6
"
7
/
3
2
"
1
/
4
"
5
/
1
6
"
1
1
/
3
2
"
3
/
8
"
7
/
1
6
"
1
/
2
"
9
/
1
6
"
Fastener
Head
Type
12
-
Point
Flat
Headless
Hex
Oval
Rounded
Socket
Square
Tee
Thumb
T
-
Slot
Material
Stainless
Steel
Steel
Socket
Head
Profile
Low
Standard
Ultra
Low
Threading
Fully
Threaded
Partially
Threaded
Threaded
on
Both
Ends
Drive
Style
External
12
-
Point
External
Hex
External
Square
Hex
Hex
with
Pilot
Recess
Phillips
Slotted
Spring
Plunger
Wrench
Square
Tamper
-
Resistant
Hex
Tamper
-
Resistant
Torx
Tamper
-
Resistant
Torx
Plus
Torx
Torx
Plus
Thread
Direction
Left
Hand
Right
Hand
Right
Hand
and
Left
Hand
Thread
Pitch
0
.
3
m
m
0
.
3
5
m
m
0
.
4
m
m
0
.
4
5
m
m
0
.
5
m
m
0
.
6
m
m
0
.
7
m
m
0
.
7
5
m
m
0
.
8
m
m
1
m
m
1
.
2
5
m
m
1
.
5
m
m
1
.
7
5
m
m
2
m
m
2
.
5
m
m
Head
Diameter
0
.
0
9
6
"
0
.
1
1
2
"
0
.
1
1
4
"
0
.
1
1
6
"
0
.
1
1
8
"
0
.
1
1
9
"
0
.
1
3
8
"
0
.
1
3
9
"
9
/
6
4
"
0
.
1
4
1
"
0
.
1
4
5
"
5
/
3
2
"
0
.
1
6
1
"
0
.
1
6
2
"
0
.
1
6
4
"
Head
Height
0
.
0
2
5
"
0
.
0
2
6
"
0
.
0
3
1
"
0
.
0
3
2
"
0
.
0
3
5
"
0
.
0
3
6
"
0
.
0
3
7
"
0
.
0
3
9
"
0
.
0
4
2
"
0
.
0
4
3
"
0
.
0
4
4
"
0
.
0
4
6
"
3
/
6
4
"
0
.
0
4
7
"
0
.
0
4
9
"
Thread
Type
Acme
Ball
Metric
Metric
Trapezoidal
UN
UNC
UNEF
UNF
UNRC
UNRF
UNS
Thread
Spacing
Coarse
Fine
Extra
Fine
Drive
Size
0
.
0
2
8
"
0
.
0
3
5
"
0
.
0
5
0
"
1
/
1
6
"
5
/
6
4
"
3
/
3
2
"
7
/
6
4
"
1
/
8
"
9
/
6
4
"
5
/
3
2
"
3
/
1
6
"
7
/
3
2
"
1
/
4
"
5
/
1
6
"
3
/
8
"
Specifications
Met
ASME
Standard
ASTM
Standard
DIN
Standard
Federal
Specification
ISO
Standard
NAS
SAE
Standard
Tensile
Strength
30,000
psi
to
99,999
psi
100,000
psi
or
greater
Not
Rated
Thread
Fit
Acme
Class
2C
Metric
Class
4g6g
Metric
Class
4h
Metric
Class
5g6g
Metric
Class
6g
Metric
Class
6h
Metric
Class
6H
Metric
Trapezoidal
Class
7e
Unified
Standard
Class
1A
Unified
Standard
Class
2A
Unified
Standard
Class
2B
Unified
Standard
Class
3A
Hardness
B
r
i
n
e
l
l
1
6
3
B
r
i
n
e
l
l
1
6
7
B
r
i
n
e
l
l
2
0
0
B
r
i
n
e
l
l
2
7
1
R
o
c
k
w
e
l
l
B
5
5
R
o
c
k
w
e
l
l
B
6
5
R
o
c
k
w
e
l
l
B
6
7
R
o
c
k
w
e
l
l
B
7
0
R
o
c
k
w
e
l
l
B
7
1
R
o
c
k
w
e
l
l
B
7
2
R
o
c
k
w
e
l
l
B
7
9
R
o
c
k
w
e
l
l
B
8
0
R
o
c
k
w
e
l
l
B
8
3
R
o
c
k
w
e
l
l
B
8
4
R
o
c
k
w
e
l
l
B
8
5
Body
Finish
Black
Oxide
Head
Finish
Black
Oxide
Zinc
Plated
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