S-92185A587 5/16"-18 x 1 1/2" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction and passivated finish
• Exceptional mechanical strength with 70,000 PSI tensile strength and Rockwell B70 hardness for reliable load-bearing performance
• Precise thread engagement ensured by Class 3A fit and UNC coarse threads for secure fastening in industrial applications
• Optimized installation efficiency with 1/4" hex drive and standard socket head profile for easy, high-torque assembly
• Versatile partial threading allowing for combined clamping and alignment functions in complex assemblies
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial use
• Dimensional reliability with consistent 1-1/2" length and 5/16"-18 thread specifications for repeatable performance

Professional Applications & Engineering Value

This 316 stainless steel socket head cap screw delivers critical performance advantages in demanding environments where corrosion resistance and mechanical integrity are paramount. The combination of Class 3A thread fit and UNC coarse threads provides superior vibration resistance and rapid assembly in machinery, marine equipment, and chemical processing applications. The passivated finish enhances surface durability while maintaining the material's inherent corrosion-resistant properties. With its 1/4" hex drive and standard socket head profile, this fastener enables high-torque installation in confined spaces, making it ideal for precision equipment, automotive components, and industrial machinery where reliability under stress is essential. The partial threading design offers flexibility for applications requiring both threaded engagement and smooth shank guidance.

Specification Summary & Compliance

This socket head cap screw features precision 5/16"-18 UNC coarse threads with Class 3A fit tolerance for superior thread engagement. The fastener maintains dimensional accuracy with a total length of 1-1/2" and minimum thread length of 1-1/8". Manufactured from 316 stainless steel with Rockwell B70 hardness and 70,000 PSI tensile strength, this product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental compliance for industrial applications worldwide.