S-92196A581 5/16"-18 x 3/4" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and extended service life
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under high-stress loads
• Precise thread engagement ensured by Class 3A thread fit, minimizing the risk of cross-threading and ensuring secure fastening
• Optimized for high-torque applications featuring a 1/4" hex drive and standard socket head profile for easy installation and removal
• Versatile coarse threading (5/16"-18 UNC) provides faster installation and better performance in softer materials or where debris is present
• Full thread coverage along the entire 3/4" length offers maximum grip and adjustability in a wide range of material thicknesses
• Guaranteed compliance and reliability meeting ASME B18.3 specifications and environmental standards like RoHS 3 and REACH

Professional Applications & Engineering Value

This 18-8 Stainless Steel Socket Head Cap Screw is engineered to address critical challenges in industrial assembly and machinery. Its high tensile strength (70,000 psi) and Rockwell B70 hardness provide dependable performance in high-vibration and heavy-load environments, preventing fastener failure. The Class 3A thread fit and coarse UNC threads ensure rapid, secure installation in equipment, metal fabrications, and automotive components, reducing assembly time and improving joint integrity. The corrosion-resistant stainless steel material is essential for applications exposed to moisture, chemicals, or outdoor conditions, making it a reliable choice for industrial machinery, conveyor systems, and precision tooling where durability and compliance with ASME B18.3 standards are paramount.

Specification Summary & Compliance

This socket head cap screw features a 5/16"-18 UNC coarse thread with a Class 3A precision thread fit for superior dimensional accuracy. It is manufactured in compliance with ASME B18.3 specifications, ensuring consistent quality and interchangeability. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for industrial use.