Cold Headers
5514 N. Elston Ave Chicago, IL 60630 Phone: 1-773-775-7900 Fax: 1-773-775-0779 Email:sales@coldheaders.com
Website: www.coldheaders.com Working Hours: Mon - Fri 8:00am - 4:30pm CST
Saturday - Sunday CLOSED If you have any questions, please call or email us.
7/8-9 x 6 Alloy Steel Socket Head Cap Screw provides a strength-focused alloy steel socket cap screw option for mechanical assemblies requiring this exact size. This size keeps the specified 7/8-9 thread and 6 in. length visible for repair work tied to an existing fastener callout. It is frequently used in maintenance repair, processing equipment, and manufacturing plants when socket engagement is preferred over external-wrench access. Socket engagement helps technicians apply installation torque from above the head in constrained layouts. Those verified dimensions support counterbore checks, tool selection, and replacement fastener review. Technical Highlights Material: Alloy Steel Thread: 7/8-9 Length: 6 in. Nominal Body Diameter: .875 in. Head Diameter: 1.293 in. min / 1.312 in. max Head Height: 0.864 in. min / 0.875 in. max Hex Key Size: 3/4 Drive Type: Internal hex socket Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.