5/16-24 x 1 1/2 18-8 Stainless Steel Socket Head Cap Screw is commonly used when a size-specific stainless socket cap screw must match the thread and length called out on existing documentation. The material offers everyday corrosion protection for many packaging, processing, instrumentation, and commercial equipment applications. Hex-key installation helps technicians reach fastening points inside covers, brackets, guards, fixture plates, and machine frames. Typical placements include commercial equipment, panel assemblies, and maintenance repair where general corrosion resistance and internal-hex access are useful. Engineering departments can evaluate head clearance, drive access, and material compatibility before releasing the assembly. Technical Highlights: Material: 18-8 Stainless Steel; Thread: 5/16-24 UNF; Length: 1 1/2 in.; Nominal Body Diameter: 0.312 in.; Head Diameter: 0.469 in. max / 0.457 in. min; Head Height: 0.312 in. max / 0.306 in. min; Hex Key Size: 1/4; Drive Type: internal hex. Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.