S-90332A114 4-40 x 1/2" High-Profile Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh environments and extended service life
• High-strength performance with a 70,000 psi tensile strength, ensuring reliable load-bearing capacity in demanding applications
• Precise thread engagement with Class 3A fit for secure, vibration-resistant assemblies and reduced risk of loosening
• Durable socket head design with a high profile and 3/32" hex drive for superior torque transmission and reduced tool slippage
• Excellent mechanical properties backed by Rockwell B84 hardness, providing wear resistance and dimensional stability
• Wide compatibility with 4-40 UNC coarse threads, facilitating quick assembly and disassembly in various industrial settings
• Environmental compliance meeting RoHS 3 and REACH standards, ensuring safety and regulatory adherence for global supply chains

Professional Applications & Engineering Value

This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in precision assembly and high-stress environments. Its 4-40 UNC coarse thread and Class 3A thread fit deliver exceptional clamping force and vibration resistance, minimizing the risk of joint failure in machinery, automotive, and electronics applications. The fully threaded design ensures uniform stress distribution, while the corrosion-resistant material withstands exposure to moisture, chemicals, and temperature variations. With a hex drive and high-profile socket head, it enables efficient installation in confined spaces, reducing assembly time and improving maintenance workflows for industrial fasteners requiring reliability and durability.

Specification Summary & Compliance

This fastener adheres to UNC thread standards with a Class 3A thread fit for precise dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free of hazardous substances. Manufactured with a coarse thread spacing and right-hand thread direction, it is fully threaded for consistent performance. The specifications include a 1/2" length, 0.112" thread diameter, and are designed for high-strength applications with a tensile strength of 70,000 psi.