5/16-24 x 3 1/4 Alloy Steel Socket Head Cap Screw is a socket head cap screw for buyers matching an exact thread and length to drawings, repair records, or stocked hardware. For socket-drive service locations, the 5/16-24 thread and 3 1/4 in. length help confirm the correct socket cap screw before installation. Selected for manufacturing plants, maintenance repair, and precision assemblies, it gives maintenance teams a searchable alloy steel socket screw callout. Socket engagement helps technicians apply installation torque from above the head in constrained layouts. The technical highlight block below retains the verified head diameter, head height, body diameter, and hex key data. Technical Highlights Material: Alloy Steel Thread: 5/16-24 Length: 3 1/4 in. Nominal Body Diameter: .312 in. Head Diameter: 0.457 in. min / 0.469 in. max Head Height: 0.306 in. min / 0.312 in. max Hex Key Size: 1/4 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.