Popular 5/16-18 X 1-1/4″ Socket Cap Screws Button Head Hex Socket Drive 316 Stainless Steel (100 / Pkg.)

Cap Screws Button Socket 316 Stainless 5/16-18 x 1-1/4 is a high-strength socket head cap screw designed for demanding applications. Crafted from 316 stainless steel, it offers exceptional corrosion resistance and long-lasting durability in marine, outdoor, and industrial environments.

Key Features

Material: 316 stainless steel for outstanding corrosion resistance in salt spray, moisture, and chemicals.

Head & drive: Button head with internal hex drive for a clean, low-profile installation and easy tightening with an Allen key.

Thread & size: 5/16-18 UNC thread for secure, consistent clamping in many assemblies.

Length: 1-1/4 in overall length to fit a variety of components.

Finish: Natural stainless finish that resists staining and maintains color integrity over time.

Specifications

Thread size: 5/16-18 UNC

Length: 1-1/4 in

Head style: Button head socket

Drive type: Internal hex (Allen)

Material: 316 stainless steel

Applications

Marine hardware, boat fittings, and coastal equipment

Outdoor machinery, fencing, and structural assemblies

Agricultural, automotive, and industrial equipment exposed to moisture and chemicals

Repair and maintenance projects requiring durable, corrosion-resistant fasteners

Installation & Care

To install, align the components, insert the screw, and tighten with an appropriate Allen wrench. Torque to the values specified by your fastener charts to ensure proper clamping without over-tightening. Clean threads before installation and store in a dry environment to preserve corrosion resistance.

Upgrade your assemblies with Cap Screws Button Socket 316 Stainless 5/16-18 x 1-1/4 for reliable performance and lasting protection in challenging environments.