S-92186A935 1"-8 x 8" 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 environments and chemical exposure
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing performance
• Precise thread engagement with Class 2A thread fit ensuring consistent assembly and vibration resistance
• Easy installation and removal using standard tools thanks to the external hex drive and 1 1/2" head width
• Optimized for heavy-duty applications with coarse UNC threads providing superior holding power in various materials
• Reduced weight and material usage through partial threading while maintaining full strength in critical sections
• Compliance with industry standards including ASME B18.2.1, RoHS 3, and REACH for quality assurance and environmental safety

Professional Applications & Engineering Value

This 1"-8 UNC hex head screw in 316 stainless steel delivers critical engineering advantages for industrial applications where corrosion resistance and structural integrity are paramount. The combination of coarse thread design and Class 2A thread fit ensures rapid installation with minimal cross-threading risk, while the external hex drive provides superior torque transmission for high-tension applications. The partially threaded configuration concentrates strength where needed most, making it ideal for structural connections, heavy machinery assembly, and marine environments where saltwater corrosion resistance is essential. With its 8-inch length and 70,000 psi tensile strength, this fastener solves critical challenges in construction, chemical processing equipment, and offshore installations where failure is not an option.

Specification Summary & Compliance

This hex head screw features Class 2A thread fit per UNC standards with precise dimensional accuracy. Manufacturing complies with ASME B18.2.1 specifications for hex bolts and screws. The product meets RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) regulations for chemical safety. Thread specifications include 1"-8 UNC coarse thread with right-hand direction and minimum 2 1/2" thread length, ensuring reliable performance in demanding industrial applications.