S-93190A739 1/2"-13 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 industrial environments and chemical exposure
• Exceptional mechanical strength delivering 70,000 psi tensile strength and Rockwell B70 hardness for demanding structural applications
• Reliable fastening performance with coarse UNC threading and Class 2A fit ensuring consistent engagement and vibration resistance
• Easy installation and removal featuring a standard 3/4" external hex head design for common tool compatibility
• Full-length threading providing maximum grip and load distribution across the entire 8" length
• Regulatory compliance assurance meeting ASME B18.2.1 specifications while being RoHS 3 and REACH compliant
• Heavy-duty capability combining inch system dimensions with right-hand threading for robust industrial assembly

Professional Applications & Engineering Value

This 1/2"-13 UNC hex head screw in 316 stainless steel addresses critical engineering challenges in corrosive and high-stress environments. The combination of 70,000 psi tensile strength and Rockwell B70 hardness ensures structural integrity in heavy machinery, marine equipment, and chemical processing applications where fastener failure is not an option. The coarse thread design with Class 2A fit provides superior resistance to vibration loosening while facilitating quicker assembly in production environments. The external hex drive and fully threaded 8" length enable secure fastening in thick materials and structural steel connections, making these industrial hex screws essential for maintenance, construction, and manufacturing operations requiring reliable, long-lasting fastening solutions.

Specification Summary & Compliance

This hex head screw maintains precision Class 2A thread fit with UNC coarse threading (1/2"-13) in right-hand direction. Manufactured to ASME B18.2.1 standards with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The inch system specifications include 8" length, 3/4" head width, and 5/16" head height, ensuring dimensional accuracy for industrial applications requiring standardized components.