S-92185A546 1/4"-20 x 1 1/2" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel and passivated finish, ideal for harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity and joint integrity under stress
• Precise Class 3A thread fit provides tighter tolerances for secure fastening in critical applications
• Hex socket drive design allows for easy installation with standard tools and reduced risk of stripping
• Partially threaded shank offers flexibility for applications requiring both clamped and unthreaded sections
• Compliance with RoHS 3 and REACH ensures environmental safety and regulatory adherence in global markets
• Rockwell B70 hardness delivers excellent wear resistance and long-term durability

Professional Applications & Engineering Value

This 316 stainless steel socket head cap screw with 1/4"-20 UNC coarse thread and Class 3A fit is engineered to address common industrial challenges such as vibration loosening and corrosion-induced failure. The passivated finish enhances its resistance to chemicals and moisture, making it suitable for marine, chemical processing, and outdoor equipment. Its hex drive style ensures efficient torque application, reducing assembly time and improving maintenance accessibility in confined spaces. With a partially threaded design, it provides optimal clamping force where full threading isn't required, supporting applications in machinery, automotive assemblies, and structural frameworks that demand reliability under dynamic loads.

Specification Summary & Compliance

This fastener adheres to UNC coarse thread standards with a precise Class 3A thread fit for superior engagement. Dimensions include a 1/4"-20 thread size, 1-1/2" length, and 3/16" hex drive. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances and suitable for regulated industrial use.