6-32 x 5/8 316 Stainless Steel Button Head Socket Cap Screw is often chosen for equipment where the head style controls surface profile and the material supports wet or chemically exposed service. The button-head design gives engineers a compact rounded profile, a broad bearing surface, and internal hex drive access, while the 316 stainless steel material is selected where additional corrosion resistance is needed compared with general-purpose stainless grades.

Typical applications include packaging machinery and industrial automation, where reduced head projection helps limit interference near guards, rails, and moving components. It can also serve high-humidity equipment and valve enclosures, where the head geometry keeps exposed hardware smooth while preserving socket access. The button-head geometry is different from a standard socket head cap screw: it keeps a lower, rounded profile while still providing socket engagement.

For the 6-32 thread and 5/8 in. length, the reference head diameter is 0.250-0.262 in. and the head height is 0.063-0.073 in. Use the verified head dimensions below when checking surface projection, socket access, and replacement fit.

Technical Highlights

• Material: 316 Stainless Steel
• Thread Size: 6-32
• Length: 5/8 in.
• Nominal Body Diameter: #6 (.138 in.)
• Head Diameter: 0.250-0.262 in.
• Head Height: 0.063-0.073 in.
• Hex-Key Size: 5/64 in.
• Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

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