S-93190A909 1"-8 x 1 3/4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 Stainless Steel construction, ideal for harsh industrial environments and outdoor applications
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under heavy loads
• Easy installation and removal thanks to the external hex drive and 1 1/2" head width, compatible with standard tools
• Secure and precise fastening with Class 2A thread fit and coarse UNC threading, ensuring consistent engagement and vibration resistance
• Maximum holding power from the fully threaded 1 3/4" length design, providing complete thread engagement along the entire shank
• Regulatory compliance assurance meeting ASME B18.2.1 specifications and environmental standards including RoHS 3 and REACH
• Dimensional reliability with standardized inch measurements and right-hand threading for predictable performance in assembly operations

Professional Applications & Engineering Value

This 1"-8 UNC hex head screw delivers exceptional engineering value across demanding industrial applications where corrosion resistance and structural integrity are paramount. The 316 Stainless Steel composition provides superior protection against chemical exposure and atmospheric corrosion, making it ideal for marine equipment, chemical processing plants, and food processing machinery. The coarse UNC thread pattern combined with Class 2A thread fit ensures rapid assembly while maintaining vibration resistance in high-stress environments. With full threading along the 1 3/4" length, this fastener maximizes load distribution and prevents loosening in structural connections, heavy machinery, and infrastructure projects where reliability cannot be compromised.

Specification Summary & Compliance

This hex head screw features precision 1"-8 UNC coarse threading with Class 2A thread fit tolerance for consistent engagement. Manufacturing complies with ASME B18.2.1 standards for dimensional accuracy and mechanical properties. The product meets environmental regulations including RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) requirements, ensuring safe use across various industrial sectors. All measurements follow inch system specifications with right-hand thread direction for standardized installation.