S-92196A589 5/16"-18 x 1 3/4" 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 environments and reducing maintenance costs
• Exceptional thread reliability with Class 3A fit for precise, secure fastening and vibration resistance in demanding applications
• High mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for dependable load-bearing performance
• Optimized drive engagement featuring a standard hex socket and 1/4" drive for easy installation with standard tools and reduced slippage
• Versatile partial threading allowing for combined clamping and alignment functions in assembled components
• Robust coarse UNC threads enabling quick assembly and reduced cross-threading risks in industrial settings
• Long-term operational integrity backed by compliance with ASME B18.3, RoHS 3, and REACH for safe, regulated use

Professional Applications & Engineering Value

This Socket Head Cap Screw in 18-8 Stainless Steel is engineered to address critical industrial challenges, such as corrosion-induced failure and thread loosening under dynamic loads. The Class 3A thread fit and coarse UNC threading ensure consistent clamping force and rapid installation in machinery, automotive, and assembly line applications. Its partially threaded design provides flexibility for precise component positioning, while the hex drive and standard socket head profile facilitate access in confined spaces. With high tensile strength and hardness, it supports heavy-duty operations, minimizing downtime and replacement needs in industrial screw systems.

Specification Summary & Compliance

This screw adheres to ASME B18.3 specifications, with precise Class 3A thread fit and UNC coarse thread standards. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance for environmental safety, ensuring suitability for global industrial supply chains without hazardous substances.