5/16-24 x 2 Cup Point Square Head Set Screw fits older and current equipment that relies on square flats for set screw adjustment. The cup point creates localized contact with the mating surface, while the external flats give the installer a direct wrenching surface.

Vibrating screens and related material-handling equipment can require this older square-head pattern for maintenance consistency. Plain carbon steel is not selected for corrosion resistance; keep parts oiled in service, or ask about stainless square-head options as a non-catalog request.

When a machine still calls out square-head hardware, the exact-size listing helps avoid replacing a legacy part with the wrong drive style. Review the thread, length, square-head dimensions, and cup point diameter before substituting another set screw style.

Technical Highlights

• Head: Square, wrench-driven; flats match nominal size
• Point: Cup Point
• Thread Size: 5/16-24 (Class 2A)
• Length: 2 in.
• Width Across Flats: 0.312 max / 0.302 min in.
• Width Across Corners: 0.442 max / 0.415 min in.
• Head Height: 0.245 max / 0.224 min in.
• Cup Point Diameter: 0.172 max / 0.156 min in.
• Material: Carbon Steel, case hardened per ASME B18.6.2 (case hardness 83 HR15 minimum, case depth 0.006 in. minimum)
• Finish: Plain
• Dimensional Standard: ASME B18.6.2

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