S-92185A343 5/16"-24 x 3" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh chemical and marine environments
• Precise thread engagement with Class 3A thread fit ensuring reliable, vibration-resistant connections in critical assemblies
• Enhanced durability from 70,000 psi tensile strength and Rockwell B70 hardness for long-term performance under load
• Secure installation using 1/4" hex drive socket head design, preventing cam-out and enabling high torque application
• Optimized thread design with fine 5/16"-24 UNF threads providing superior clamping force in thinner materials
• Extended service life through passivated surface finish that improves corrosion resistance and reduces galling
• Regulatory compliance meeting RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

These 316 stainless steel socket head cap screws deliver exceptional performance in demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The Class 3A thread fit ensures precise engagement in critical assemblies, reducing the risk of vibration-induced loosening in machinery, automotive, and marine equipment. The passivated finish enhances the natural corrosion resistance of 316 stainless steel, making these fasteners suitable for chemical processing, offshore installations, and food processing equipment where exposure to corrosive agents is common. With 70,000 psi tensile strength and fine UNF threading, these screws provide superior clamping force in thin-section materials and high-stress applications, while the hex socket drive allows for efficient installation in confined spaces without compromising torque transmission.

Specification Summary & Compliance

This 5/16"-24 UNF socket head cap screw features Class 3A thread fit for precision applications, with a partially threaded design and 3" overall length. Manufactured from 316 stainless steel with passivated finish and Rockwell B70 hardness, the fastener meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance standards. The product utilizes UNF fine thread spacing with right-hand thread direction and standard socket head profile, ensuring compatibility with industry-standard installation tools and applications.