S-92185A568 5/16"-18 x 1 3/8" Super-Corrosion-Resistant 316 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure
• Exceptional mechanical strength with 70,000 PSI tensile strength and Rockwell B70 hardness for reliable load-bearing performance
• Precise thread engagement through Class 3A fit UNC coarse threads, ensuring secure fastening and vibration resistance
• Enhanced durability and chemical resistance from the passivated finish, extending service life in demanding conditions
• Optimized installation efficiency with standard hex socket drive and fully threaded design for consistent clamping force
• Broad industrial compliance meeting RoHS 3 and REACH regulations for safe use in regulated sectors
• Versatile coarse threading (5/16"-18 UNC) providing quick assembly and reduced cross-threading risk

Professional Applications & Engineering Value

This 316 stainless steel socket head cap screw delivers critical performance in industrial applications where corrosion resistance and mechanical reliability are paramount. The combination of Class 3A thread fit and UNC coarse threads ensures rapid assembly with minimal risk of cross-threading, while the passivated finish enhances surface integrity against chemical degradation. Engineered for machinery, marine equipment, and chemical processing systems, its fully threaded design and 70,000 PSI tensile strength provide uniform stress distribution and fatigue resistance, solving common failure points in high-vibration environments. The hex drive socket allows for high-torque installation in confined spaces, making it a versatile fastener for precision engineering and maintenance operations.

Specification Summary & Compliance

This socket head cap screw adheres to UNC thread standards with Class 3A precision fit for consistent dimensional accuracy. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety standards are met for industrial and international use. The coarse thread spacing and right-hand thread direction align with common assembly practices, while the specified 1 3/8" length and fully threaded rod configuration support standardized installation requirements.