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5/16-18 x 1/4 Alloy Steel Low Head Socket Cap Screw is built for shallow counterbores where the head-height budget is the controlling design detail. On 5/16-18 x 1/4 Alloy Steel Low Head Socket Cap Screw, the half-height low-head geometry uses 0.158 in. max head height with the 0.312 in. basic diameter.

Specify 5/16-18 x 1/4 Alloy Steel Low Head Socket Cap Screw for retrofit plates and service assemblies if the joint geometry is already fixed by existing equipment. 5/16-18 x 1/4 Alloy Steel Low Head Socket Cap Screw is listed as Alloy Steel, so final selection should follow the drawing, clearance envelope, and assembly requirements. Tooling note for 5/16-18 x 1/4 Alloy Steel Low Head Socket Cap Screw: this low-head socket is 5/32, while the full-height socket cap counterpart uses 1/4.

  • Thread Size: 5/16-18
  • Length: 1/4 in.
  • Basic Diameter: 0.312 in.
  • Head Diameter: 0.437 in. max / 0.431 in. min
  • Head Height: 0.158 in. max / 0.152 in. min
  • Hex Socket Size: 5/32

To request pricing, availability, or a quote, call 773-775-7900 or email Sales@coldheaders.com.

Unit of Measure

Specifications

Brands

 N/A Cold Headers, Inc.

Diameter

 N/A 5/16-18

Length

 N/A 1/4 in

Basic Diameter

 N/A 0.312 in

Maximum Head Diameter

 N/A 0.437 in

Minimum Head Diameter

 N/A 0.431 in

Maximum Head Height

 N/A 0.158 in

Minimum Head Height

 N/A 0.152 in

Hex Socket Size

 N/A 5/32 in

Minimum Key Engagement

 N/A 0.11 in

Material

 N/A Alloy Steel

Quantity

 N/A 100

Package Type

 N/A Box

Search

 N/A ASLHSCS.5/16-18.1/4

Note

Note

 N/A Less Than Package Quantity Specified Plus 25%.