S-90696A163 3-48 x 7/16" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments.
• Exceptional tensile strength of 70,000 psi ensures reliable, long-lasting fastening under high-stress conditions.
• Precise Class 3A thread fit guarantees secure engagement and vibration resistance in critical assemblies.
• High hardness rating (Rockwell B70) provides excellent wear resistance and reduces thread deformation.
• 5/64" hex drive compatibility allows for easy installation and removal with standard tools, minimizing downtime.
• Coarse UNC threads enable quick assembly and are less prone to clogging in demanding applications.
• Full threading along the 7/16" length offers maximum adjustability and holding power.

Professional Applications & Engineering Value

This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address common industrial challenges such as corrosion, vibration loosening, and high mechanical stress. Its 3-48 UNC coarse thread and Class 3A fit provide superior grip and alignment in metalworking, machinery, and automotive assemblies, reducing the risk of joint failure. The socket head design with a standard profile ensures flush mounting and high torque application without stripping. Made from durable stainless steel, it resists rust and chemical exposure, making it ideal for industrial fasteners in manufacturing, electronics, and outdoor equipment where reliability and compliance with strict standards are paramount.

Specification Summary & Compliance

This screw features a 3-48 UNC coarse thread with Class 3A precision fit for tight tolerances and consistent performance. It meets ASME B18.3 specifications for dimensional accuracy and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity in global supply chains.