1/4-20 x 3 7/16 Alloy Steel Socket Head Cap Screw supports replacement work where the existing screw length is between standard shelf choices. It is useful for toolroom setups, brackets, and equipment panels, especially when the 1/4-20 thread and 3 7/16 in. length must match existing parts rather than a nearby standard size. Use the technical highlights to confirm socket tooling and head geometry before placing the item into a work order. The page supports exact-size searches, purchase review, and maintenance matching without unsupported claims. Cold Headers can help quote uncommon socket screw lengths by exact thread, length, and material. Technical Highlights Material: Alloy Steel Thread: 1/4-20 UNC Length: 3 7/16 in. Nominal Body Diameter: .250 in. Head Diameter: 0.365 in. min / 0.375 in. max Head Height: 0.244 in. min / 0.250 in. max Hex Key Size: 3/16 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.