5/16-24 X 1-1/4″ Socket Cap Screws Flat Head Hex Socket Drive Fine Thread Alloy Steel Thermal Black Oxide (100 / Pkg.) Certified

Cap Screws Flat Socket Fine Thread Alloy Thermal Black Oxide 5/16-24 X 1 1/4 are precision-engineered fasteners designed for secure, reliable performance in mechanical assemblies. Featuring a flat socket head, fine thread pitch, and a durable alloy core, these cap screws deliver consistent torque and seating in demanding environments.

Key Features

Head style: Flat Socket Cap Screw

Thread: Fine Thread

Size: 5/16-24

Length: 1 1/4 in

Material: Alloy

Finish: Thermal Black Oxide

Benefits

The thermal black oxide finish provides mild corrosion resistance and a low-glare appearance that blends with metal parts, while the alloy construction offers robust strength for a wide range of fastening applications. The flat socket head allows for a clean profile and secure drive using a standard Allen key, reducing protrusion in tight spaces.

Applications

Ideal for machinery, automotive assemblies, equipment housings, control panels, and other precision assemblies where a high-strength, corrosion-resistant fastener is required.

Specifications at a glance: 5/16-24 thread size, 1 1/4 inch length, Flat Socket Cap Screw head, Fine thread, Alloy material, Thermal Black Oxide finish.

Upgrade your hardware with these cap screws to ensure secure, reliable fastening in your next project.