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Material
651
Silicon
Bronze
673
Bronze
Silicon
Bronze
System
of
Measurement
Inch
Thread
Size
1
/
4
"
-
1
2
1
/
4
"
-
1
6
1
/
4
"
-
2
0
5
/
1
6
"
-
1
8
5
/
1
6
"
-
2
4
3
/
8
"
-
8
3
/
8
"
-
1
0
3
/
8
"
-
1
2
3
/
8
"
-
1
6
3
/
8
"
-
2
4
7
/
1
6
"
-
1
4
1
/
2
"
-
8
1
/
2
"
-
1
0
1
/
2
"
-
1
3
1
/
2
"
-
2
0
Length
3
/
8
"
1
/
2
"
5
/
8
"
3
/
4
"
7
/
8
"
1
"
1
1
/
8
"
1
1
/
4
"
1
1
/
2
"
1
3
/
4
"
2
"
2
1
/
4
"
2
1
9
/
6
4
"
2
1
/
2
"
2
3
/
4
"
Threading
Fully
Threaded
Partially
Threaded
Fastener
Head
Type
Hex
Rounded
Socket
Head
Width
7/16"
1/2"
9/16"
5/8"
3/4"
15/16"
1
1/8"
Head
Height
0.145"
5/32"
0.176"
13/64"
0.208"
15/64"
1/4"
17/64"
0.27"
5/16"
3/8"
25/64"
15/32"
Thread
Spacing
Coarse
Fine
Thread
Type
Acme
UNC
UNF
Thread
Direction
Left
Hand
Right
Hand
Drive
Style
External
Hex
Hex
Thread
Fit
Acme
Class
2C
Unified
Standard
Class
1A
Unified
Standard
Class
2A
Unified
Standard
Class
3A
Tensile
Strength
30,000
psi
to
99,999
psi
Not
Rated
DFARS
Specialty
Metals
Exempt
REACH
Compliant
Not
Compliant
RoHS
Compliant
Compliant
with
Exemptions
Not
Compliant
Hardness
Brinell
70
Rockwell
B70
Not
Rated
Specifications
Met
ASME
Standard
ASTM
B98
Head
Diameter
3/8"
15/32"
9/16"
0.594"
0.719"
0.844"
1.094"
Socket
Head
Profile
Standard
Nut
Type
Externally
Threaded
Neck
Type
Square
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262 Products
Fastening and Joining
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Used with nuts to create a stronger joint than flat and rounded screws
124 products
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A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut
27 products
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With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold
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Anchor, connect, or hang components in a wide variety of applications
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Power Transmission
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Components travel along a screw with broad, square threads to clamp and lift heavy loads
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The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)