S-92196A539 1/4"-20 x 5/8" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments
• Superior load-bearing capability with 70,000 psi tensile strength for demanding applications
• Precise thread engagement with Class 3A UNC coarse threads ensuring reliable fastening
• Optimized torque transmission through hex socket drive design preventing tool slippage
• Full-length threading provides maximum grip and uniform stress distribution
• Consistent mechanical performance with Rockwell B70 hardness for long-term reliability
• Regulatory compliance with ASME B18.3, RoHS 3, and REACH standards for global acceptance

Professional Applications & Engineering Value

These 18-8 stainless steel socket head cap screws deliver critical performance advantages in precision machinery, automotive assemblies, and industrial equipment where corrosion resistance and high tensile strength are paramount. The UNC coarse threading with Class 3A fit ensures rapid installation and vibration resistance in high-stress applications, while the hex socket drive enables precise torque application in confined spaces. Engineered to withstand demanding conditions, these fully threaded fasteners maintain structural integrity in corrosive environments, reducing maintenance frequency and extending equipment service life across manufacturing, aerospace, and marine sectors.

Specification Summary & Compliance

Manufactured to exacting ASME B18.3 specifications with Class 3A thread fit for superior dimensional accuracy. Features 1/4"-20 UNC coarse threads with right-hand orientation and standard socket head profile. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global markets. The 3/16" hex drive provides standardized tool compatibility for consistent installation across industrial applications.