4-40 x 1/4 316 Stainless Socket Head Cap Screw is selected for stainless assemblies where moisture exposure, cleaning chemicals, or coastal air influence fastener choice. Its 316 stainless construction supports use in many marine, wastewater, and processing environments. The drive style is useful when repeated maintenance requires controlled removal and reinstallation. Typical placements include chemical processing skids, pump bases, and valve stations where stainless corrosion resistance and internal-hex access are practical. Industrial distributors can support customers who need a size-specific 316 stainless socket head cap screw for repair work. Technical Highlights: Material: 316 Stainless Steel; Thread: 4-40 UNC; Length: 1/4 in.; Nominal Body Diameter: 0.112 in.; Head Diameter: 0.183 in. max / 0.176 in. min; Head Height: 0.112 in. max / 0.108 in. min; Hex Key Size: 3/32; Drive Type: internal hex. Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.