5/16-18 x 5/8 Alloy Steel Low Head Socket Cap Screw supports compact mechanical assemblies that need internal wrenching without a tall head profile. The hex socket drive supports serviceable internal wrenching while the lower head profile helps preserve clearance around moving or guarded parts.

Relevant applications include packaging machinery and conveyor systems, where a lower head can help avoid contact with guides, rails, or product flow areas. The design is also practical for packaging machinery and conveyor systems, where a lower head can help avoid contact with guides, rails, or product flow areas. Internal hex drive engagement keeps the wrenching feature within the head, supporting compact installation and service access.

The head-dimension values support checks for clearance, socket access, bearing area, and replacement fit in tooling, automation systems, and machinery repair.

Technical Highlights

• Material: Alloy Steel
• Thread Size: 5/16-18
• Length: 5/8 in.
• Basic Diameter: 0.312 in.
• Head Diameter: 0.431-0.437 in.
• Head Height: 0.152-0.158 in.
• Hex Socket Size: 5/32 in.
• Minimum Key Engagement: 0.110 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.