5/16-18" Hex Head Cap Screw

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SKU:
31C25HCS5

Description

5/16-18 Hex Head Cap Screw – Industrial Grade Fastener

The 5/16-18 Hex Head Cap Screw is a standard industrial fastener engineered for secure and reliable fastening across a wide range of applications. Featuring a hexagonal head, this cap screw allows for easy installation and removal using standard wrenches or sockets, providing consistent torque and dependable clamping force.

This 5/16-inch diameter, 18 threads-per-inch (UNC) hex head cap screw is commonly used in machinery, automotive assemblies, construction, equipment repair, and general industrial applications. Precision-cut threads ensure smooth engagement with tapped holes or nuts, delivering a tight and stable connection even under load and vibration.

Available in multiple materials, grades, and finishes, this fastener meets common industry standards and is suitable for both light-duty and heavy-duty environments. The hex head design offers excellent tool grip, making it a preferred choice for maintenance, fabrication, and production use.

Features & Specifications:

  • Diameter: 5/16"

  • Thread Size: 5/16-18 (UNC)

  • Head Style: Hex Head

  • Thread Type: Machine Thread

  • Material Options: Carbon steel, alloy steel, stainless steel

  • Finish Options: Zinc plated, plain, black oxide, stainless

  • Typical Applications: Industrial equipment, automotive, construction, metal fabrication

The 5/16-18 hex head cap screw is a dependable fastening solution for professional and industrial use where strength, consistency, and ease of installation are required.

Extra Information

Weight:
0.00 Ounces
Thread:
1/4"
Pitch (TPI):
20