5/16-18 x 3/8 Brass Socket Head Cap Screw is commonly used when drawings call for a socket head cap screw in brass rather than alloy steel or stainless steel. Brass is often selected for electrical conductivity, non-magnetic properties, machinability, and a clean finished appearance. The cylindrical head gives designers a compact bearing surface while preserving socket drive access for service. Typical placements include instrumentation, sensor brackets, and laboratory fixtures where brass material properties and socket access are useful. Industrial distributors can support customers who need a size-specific brass socket head cap screw for repair or production use. Technical Highlights: Material: Brass; Thread: 5/16-18 UNC; Length: 3/8 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.