S-92790A687 1"-8 x 5" ASTM A193 Super-Corrosion-Resistant 316 Stainless Steel Heavy Hex Head Screws for High-Pressure Applications

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and chemical exposure
• Exceptional mechanical strength delivering 75,000 psi tensile strength and Rockwell B96 hardness for heavy-duty applications
• Reliable thread engagement with Class 2A fit UNC coarse threads ensuring secure fastening and vibration resistance
• Optimized load distribution through the 2 3/4" grip length and partially threaded design for enhanced joint stability
• Industry-standard compliance meeting ASTM A193 and ASTM Grade B8M specifications for guaranteed quality and performance
• Easy installation and removal with external hex drive and 1 5/8" head width providing superior torque application
• Long-term durability in demanding industrial settings thanks to premium material and precise manufacturing standards

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this 1"-8 UNC hex head screw addresses critical challenges in heavy machinery, chemical processing, and marine environments. The 316 stainless steel composition provides exceptional resistance to pitting and crevice corrosion, while the ASTM Grade B8M certification ensures consistent performance under high-stress conditions. The partially threaded design with coarse UNC threads offers superior clamping force distribution, preventing joint loosening in vibrating equipment. With 75,000 psi tensile strength and Rockwell B96 hardness, this external hex drive fastener maintains structural integrity in high-temperature and corrosive applications, reducing maintenance frequency and downtime in processing plants, offshore structures, and power generation facilities.

Specification Summary & Compliance

This heavy-duty hex head screw features precise Class 2A thread fit with 1"-8 UNC coarse threads and right-hand threading direction. Manufacturing complies with ASTM A193 specifications for high-temperature service, while the ASTM Grade B8M certification guarantees material quality and mechanical properties. The fastener meets industry standards for dimensional accuracy with 2 1/4" thread length and 5" overall length, ensuring compatibility with standard industrial components and assembly requirements.