#4-40 X 5/16" Socket Cap Screws | Flat Head Hex Socket Drive | Alloy Steel (100 / Pkg.)

Cap Screws Flat Socket Alloy Steel 4/40 X 5/16 offer reliable, strong fastening for a wide range of projects. The flat socket cap screw design provides a flush seating and clean appearance in assembled products, making them ideal for precision hardware applications.

Specifications

• Thread size: 4/40
• Length: 5/16 in
• Material: Alloy steel
• Head style: Cap screw with flat socket
• Drive type: Internal hex (Allen) drive

Applications

Designed for machines, cabinetry, electronics enclosures, automotive assemblies, and other mechanical systems requiring precise, secure fasteners. These cap screws pair with matching nuts or tapped holes to deliver dependable clamping force in a compact footprint.