S-92196A105 4-40 x 3/16" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under heavy loads
• Precise thread engagement with Class 3A thread fit ensuring secure fastening and vibration resistance
• Optimized drive efficiency through hex socket design with 3/32" drive size for easy installation in confined spaces
• Standardized compatibility with UNC coarse threads and right-hand direction for seamless integration with existing equipment
• Full-length threading providing maximum grip and load distribution across the entire 3/16" length
• Regulatory compliance meeting ASME B18.3 specifications and environmental standards including RoHS 3 and REACH

Professional Applications & Engineering Value

These 18-8 stainless steel socket head cap screws deliver critical performance advantages in demanding industrial applications where corrosion resistance and mechanical reliability are paramount. The 4-40 UNC coarse thread configuration ensures rapid assembly and superior holding power in materials prone to stripping, while the Class 3A thread fit provides precise tolerances for vibration-resistant connections in machinery, automotive, and aerospace components. The hex socket drive design allows for high-torque installation in confined spaces, making these fully threaded screws ideal for precision equipment, electronic enclosures, and manufacturing fixtures where space constraints and environmental factors challenge conventional fasteners. Their combination of high tensile strength and corrosion resistance solves common failure points in industrial settings, extending service life and reducing maintenance frequency.

Specification Summary & Compliance

This socket head cap screw features precision 4-40 UNC coarse threads with Class 3A thread fit for superior dimensional accuracy and engagement. Manufactured to ASME B18.3 specifications, the fastener delivers consistent performance across industrial applications. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental responsibility and material safety, while the standardized right-hand thread direction and fully threaded design provide reliable interoperability with existing industrial systems and components.