8-36 x 3 1/4 Alloy Steel Flat Head Socket Cap Screw helps solve clearance and snag-point issues on panels, guards, and fixture plates that require a flat installed face. The flat-head profile is particularly useful around moving stock, operator contact areas, and assemblies where exposed screw heads should not project.

Engineers specify this style for automation equipment, robotic tooling, conveyor systems, and packaging machinery that benefit from reduced head projection. As an alloy steel socket fastener, it is selected for industrial assemblies that require a durable internal-hex screw where 82-degree countersunk geometry and socket-drive access are important. The internal hex drive supports top-side socket engagement where side access is limited.

For this 8-36 thread and 3 1/4 in. length, the verified head data helps engineers compare countersink depth, head clearance, and tooling access. Cold Headers focuses on difficult-to-find socket products where exact thread, length, and head style matter to the application.

Technical Highlights

• Material: Alloy Steel
• Thread Size: 8-36
• Length: 3 1/4 in.
• Nominal Body Diameter (B): 0.164 in.
• Head Diameter (A): 0.311-0.359 in.
• Head Height: 0.112 in.
• Hex Socket Size (J): 3/32 in.
• Minimum Key Engagement (T): 0.076 in.
• Drive Type: Internal Hex

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.