5/16-24 x 5/16 18-8 Stainless Steel Button Head Socket Cap Screw is used when a button-head profile, socket engagement, and everyday corrosion resistance are important to the design. The relatively broad head can be helpful on covers, guards, and panels where the fastener remains visible. The internal hex drive supports socket-key installation where external wrenching space is limited.

Typical applications include machine covers and equipment housings, where internal hex access supports installation where external wrench clearance is limited. It can also serve instrumentation and commercial equipment, where the stainless material provides a clean look for visible or frequently handled hardware. The rounded head profile is useful on visible or frequently handled assemblies.

The stainless construction supports high-humidity industrial service, control equipment, and general machinery without overstating the material's corrosion performance. For the 5/16-24 thread and 5/16 in. length, the reference head diameter is 0.527-0.547 in. and the head height is 0.152-0.166 in.

Technical Highlights

• Material: 18-8 Stainless Steel
• Thread Size: 5/16-24
• Length: 5/16 in.
• Nominal Body Diameter: 5/16 (.312 in.)
• Head Diameter: 0.527-0.547 in.
• Head Height: 0.152-0.166 in.
• Hex-Key Size: 3/16 in.
• Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.