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Coarse Thread Socket Head Cap Screw

Socket Head Cap Screws

The socket head cap is one of our most common socket products. It comes in alloy or stainless steel and works in most applications, usually machine assemblies and tooling.

U.N.R.C. Coarse Thread
Manufactured to ASME B18.3 specifications / Class 3A Threads
Tensile Strength: 180,000 psi. min. (5/8" dram & larger: 170,000 psi. min.)
Heat Treated Alloy Steel
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Item #

Material

Size

Carton Qty

UM

Weight Lbs/M

0203CSP Carbon Steel 2-56 x 3/16 0.100 M 0.71
0203CSPBLK Carbon Steel 2-56 x 3/16 5.000 M 0.71
0204CSP Carbon Steel 2-56 x 1/4 0.100 M 0.75
0206CSP Carbon Steel 2-56 x 3/8 0.100 M 0.90
0208CSP Carbon Steel 2-56 x 1/2 0.100 M 1.15
0303CSP Carbon Steel 3-48 x 3/16 0.100 M 0.85
0304CSP Carbon Steel 3-48 x 1/4 0.100 M 1.05
0306CSP Carbon Steel 3-48 x 3/8 0.100 M 1.20
0308CSP Carbon Steel 3-48 x 1/2 0.100 M 1.35
0402CSP Carbon Steel 4-40 x 1/8 0.100 M 1.00
0403CSP Carbon Steel 4-40 x 3/16 0.100 M 1.10
0404CSP Carbon Steel 4-40 x 1/4 0.100 M 1.25
0404CSPBLK Carbon Steel 4-40 x 1/4 5.000 M 1.25
0405CSP Carbon Steel 4-40 x 5/16 0.100 M 1.40
0406CSP Carbon Steel 4-40 x 3/8 0.100 M 1.50
0406CSPBLK Carbon Steel 4-40 x 3/8 5.000 M 1.50
0408CSP Carbon Steel 4-40 x 1/2 0.100 M 1.75
0408CSPBLK Carbon Steel 4-40 x 1/2 5.000 M 1.75
0410CSP Carbon Steel 4-40 x 5/8 0.100 M 2.00
0410CSPBLK Carbon Steel 4-40 x 5/8 2.500 M 2.00
0412CSP Carbon Steel 4-40 x 3/4 0.100 M 2.25
0416CSP Carbon Steel 4-40 x 1 0.100 M 2.90
0420CSP Carbon Steel 4-40 x 1 1/4 0.100 M 4.50
0504CSP Carbon Steel 5-40 x 1/4 0.100 M 1.60
0506CSP Carbon Steel 5-40 x 3/8 0.100 M 1.95