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Grade 5 Hex Cap Screws

Are you searching for high quality Grade 5 Hex Cap Screws? The Industrial Depot is a global distributor of premium fasteners and industrial shop supplies for more than a decade now. Our products and services are in partnership with Astro Bolt & Nut that has been servicing the manufacturing, construction, military government and service industries since 1973. We constantly strive to effectively offer the best materials and solutions at the most affordable cost. Thus, when it comes to industrial supplies such as hex cap screws, we are your trusted supplier.

A hex cap screw, also known as hex head bolt or hex head cap screw, is a threaded fastener that features a hexagonal head from which its name was derived. Its head comes with a washer face under it for ample bearing surface during tightening process with a wrench. This is commonly used as a general-purpose threaded fastener to put two parts together, for insertion into a pre-tapped hole, or for use with nuts. This is a common manufacturing companies, residential, commercial and industrial screw that comes in different lengths diameters and mechanical properties.

A Grade 5 Hex Cap Screw has the following properties:

Nominal Size Range: 1/4 inch through 1 inch
Proof Load: 85,000 psi
Minimum Yield Strength: 92,000 psi
Minimum Tensile Strength: 120,000 psi

Nominal Size Range: over 1 inch to 1-1/2 inches
Proof Load: 74,000 psi
Minimum Yield Strength: 81,000 psi
Minimum Tensile Strength: 105,000 psi

Additionally, Grade 5 Hex Cap Screws are made from medium carbon steel, quenched and tempered. You will also notice that the hexagonal head bears three radial lines, compared to a Grade 2 with no markings and a Grade 8 with six radial lines.

NOTE: When selecting a nut to be used for a graded hex cap screw, keep in mind that the nut should have the same grade as the bolt/screw. For instance, a Plain Grade 5 Hex Cap Screw should only utilize a plain Grade 5 nut.

US Standard Thread Length for Bolts

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