S-92196A318 5/16"-18 x 1 3/8" 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 long-term reliability
• Exceptional strength and durability with 70,000 psi tensile strength and Rockwell B70 hardness for demanding applications
• Precise, reliable assembly ensured by Class 3A thread fit for tight tolerances and secure fastening
• Easy installation and removal with a 1/4" hex drive socket head, providing high torque capability and reduced stripping risk
• Versatile full-thread design allows for consistent engagement along the entire 1-3/8" length in various material thicknesses
• Compliance with industry standards including ASME B18.3, ensuring consistent quality and interchangeability
• Environmentally responsible manufacturing with RoHS 3 and REACH compliance for safe use in regulated industries

Professional Applications & Engineering Value

This 5/16"-18 UNC Socket Head Cap Screw in 18-8 Stainless Steel is engineered to address critical industrial challenges, including vibration resistance, corrosion in moist or chemical environments, and the need for high clamp loads. The Class 3A thread fit and coarse UNC thread provide excellent holding power in metals and plastics, reducing the risk of loosening under dynamic loads. The hex drive socket head design allows for compact installation in confined spaces, commonly used in machinery, automotive assemblies, and precision equipment where high tensile strength and corrosion resistance are paramount for operational safety and reduced maintenance cycles.

Specification Summary & Compliance

This fully threaded screw adheres to Class 3A thread tolerance for precision fit, conforms to ASME B18.3 specifications, and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring it meets rigorous industrial and safety standards.