S-92185A142 5-40 x 1" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel material, ideal for harsh environments like marine or chemical processing.
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity and reduces the risk of fastener failure in demanding applications.
• Class 3A precision thread fit provides tighter tolerances for secure, vibration-resistant assemblies with minimal backlash.
• Passivated finish enhances surface durability and extends service life by preventing oxidation and chemical degradation.
• Hex socket drive (3/32") allows for easy installation and high torque application in confined spaces, improving assembly efficiency.
• Coarse UNC threads enable quick engagement and disassembly, reducing installation time and maintenance efforts.
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industry standards for hazardous substance control.

Professional Applications & Engineering Value

This 316 stainless steel socket head cap screw is engineered to address common industrial challenges such as corrosion, vibration loosening, and high-stress fatigue. The UNC coarse thread design facilitates rapid assembly in machinery, automotive, and marine equipment, while the Class 3A fit ensures precise alignment and stability under dynamic loads. The passivated finish provides an additional layer of protection against corrosive agents, making it suitable for applications in chemical plants, offshore installations, and food processing equipment. With a Rockwell B70 hardness and 70,000 psi tensile strength, it delivers consistent performance in high-torque and temperature-variant environments, reducing maintenance cycles and enhancing operational reliability.

Specification Summary & Compliance

This fastener adheres to inch system measurements with a 5-40 UNC coarse thread and Class 3A precision fit for accurate thread engagement. It meets manufacturing standards for partially threaded designs and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring no hazardous substances are used. The right-hand thread direction and standard socket head profile align with common industrial specifications for reliable integration into various assemblies.