S-92196A659 5/16"-24 x 1 3/8" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments and reducing long-term replacement costs.
• Exceptional tensile strength of 70,000 psi ensures reliable performance under high-stress loads and vibration.
• Precise Class 3A thread fit provides superior engagement and clamping force for critical assemblies.
• Fine UNF thread design offers improved adjustment accuracy and resistance to loosening compared to coarse threads.
• High hardness (Rockwell B70) enhances wear resistance and extends the fastener's service life.
• Standard hex socket drive (1/4") allows for high-torque installation and a clean, flush finished appearance.
• Full compliance with ASME B18.3, RoHS 3, and REACH guarantees material quality and environmental safety for global supply chains.

Professional Applications & Engineering Value

This 18-8 Stainless Steel Socket Head Cap Screw is engineered to solve critical challenges in machinery, automation, and precision equipment assembly. The combination of a fine 5/16"-24 UNF thread and a Class 3A fit ensures zero backlash and superior vibration resistance in dynamic applications. The corrosion-resistant material is essential for operations in moist or chemically aggressive environments, preventing thread seizure and failure. Its high tensile strength and Rockwell B70 hardness make it a reliable choice for securing high-load components, from motor mounts to hydraulic manifolds, ensuring long-term operational integrity and reducing maintenance downtime.

Specification Summary & Compliance

This fastener adheres to a Class 3A thread fit for high-precision applications, manufactured according to the ASME B18.3 standard. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in regulated industries without hazardous material restrictions.