S-92185A721 1/2"-13 x 2 1/4" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction and passivated finish, ideal for harsh environments and extended service life.
• High-strength performance offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing in demanding applications.
• Precise Class 3A thread fit ensures secure, vibration-resistant fastening with 1/2"-13 UNC coarse threads for easier assembly.
• Optimized drive engagement via a 3/8" hex socket, providing high torque transmission and reducing the risk of tool slippage.
• Versatile partially threaded design with a 2 1/4" length, allowing for effective clamping where unthreaded shank strength is needed.
• Compliance with major regulations including RoHS 3 and REACH, ensuring safety and environmental standards are met for global supply chains.
• Durable right-hand coarse threading in the inch system, facilitating quick installation and robust connections in industrial equipment.

Professional Applications & Engineering Value

This 316 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in corrosive and high-stress environments, such as chemical processing, marine equipment, and food machinery. The passivated finish enhances its inherent corrosion resistance, reducing maintenance needs and downtime. With a 1/2"-13 UNC coarse thread and Class 3A fit, it delivers precise alignment and strong holding power, minimizing loosening under vibration. The partially threaded rod design provides an unthreaded section for improved shear strength, while the 3/8" hex drive ensures efficient installation in confined spaces. Ideal for industrial fastening applications requiring durability and regulatory compliance, this screw offers long-term reliability and performance consistency.

Specification Summary & Compliance

This fastener adheres to inch system measurements with a Class 3A thread fit for high precision in UNC coarse threads. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. Manufacturing specifications include a tensile strength of 70,000 psi and Rockwell B70 hardness, supporting consistent performance in regulated industrial applications.