S-96006A718 1/4"-20 x 1 1/4" 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Black Oxide 18-8 Stainless Steel construction, ideal for harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Precise Class 3A thread fit provides excellent engagement and reduces the risk of cross-threading
• Hex socket drive design allows for high torque application and secure installation in confined spaces
• Partial threading configuration offers optimal clamping force distribution for critical assemblies
• Rockwell B70 hardness rating maintains thread integrity and prevents stripping during repeated use
• Compliance with RoHS 3 and REACH standards ensures environmental responsibility and global market acceptance

Professional Applications & Engineering Value

These 1/4"-20 UNC Socket Head Cap Screws deliver exceptional engineering value in demanding applications where corrosion resistance and mechanical reliability are paramount. The Black Oxide 18-8 Stainless Steel construction provides superior protection against oxidation and chemical exposure, making these fasteners ideal for industrial machinery, automotive assemblies, and marine equipment. The coarse UNC thread pattern ensures quick installation and superior holding power in various materials, while the partial threading design concentrates clamping force precisely where needed. With their 3/16" hex drive and standard socket head profile, these screws enable high-torque installation in space-constrained applications, reducing assembly time and improving maintenance accessibility across manufacturing, aerospace, and heavy equipment sectors.

Specification Summary & Compliance

This socket head cap screw features precision 1/4"-20 UNC coarse threads with Class 3A fit for superior thread engagement and dimensional accuracy. The fastener meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) standards, ensuring environmental responsibility and regulatory acceptance. Manufacturing specifications include a minimum thread length of 1" on the partially threaded design, with overall dimensions of 1-1/4" length, 3/8" head diameter, and 1/4" head height. The mechanical properties are verified with 70,000 psi tensile strength and Rockwell B70 hardness, confirming consistent performance across production batches.