S-91500A324 10-24 x 5/16" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure
• Enhanced durability and longevity from passivated finish, providing an extra protective oxide layer against wear and oxidation
• Reliable fastening performance with 70,000 psi tensile strength and Rockwell B80 hardness, ensuring secure connections under stress
• Easy installation and flush fit thanks to the undercut flat head and 82° countersink angle, minimizing protrusion in assembled surfaces
• Wide compatibility and precise threading with UNC coarse threads and Class 2A fit, facilitating quick assembly and reducing cross-threading risks
• Convenient drive engagement using Phillips No. 2 drive, allowing for efficient torque application with standard tools
• Compliance with industry standards including ASME B18.6.3, RoHS 3, and REACH, ensuring safety and regulatory adherence for global supply chains

Professional Applications & Engineering Value

These 10-24 UNC flat head screws in 316 stainless steel are engineered to address critical challenges in industrial settings, such as corrosion from moisture, chemicals, or saline conditions. The passivated finish enhances the innate resistance of 316 stainless steel, making these fully threaded screws ideal for applications in marine equipment, food processing machinery, and chemical plants where durability is paramount. The undercut flat head design and 82° countersink angle ensure a smooth, flush installation, reducing snagging and improving aesthetics in assembled products. With a coarse thread profile and Class 2A thread fit, they provide reliable grip in various materials, speeding up assembly lines while minimizing failure risks. This combination of corrosion-resistant screws and precision engineering delivers long-term value by lowering maintenance costs and enhancing operational safety in demanding environments.

Specification Summary & Compliance

These screws feature precise Class 2A thread fit and UNC coarse threads with a size of 10-24, ensuring dimensional accuracy per ASME B18.6.3 specifications. The manufacturing adheres to strict standards for flat head screws, including a length of 5/16" and full threading for consistent performance. Compliance is confirmed with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), supporting environmentally safe and regulated use in industrial applications.