S-93190A733 1/2"-13 x 5 1/2" 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 tensile strength of 70,000 psi ensures reliable performance under heavy loads and vibration
• Optimized thread engagement with Class 2A UNC coarse threads for faster assembly and reduced cross-threading risk
• Maximum grip length provided by full threading along the 5-1/2" shaft for enhanced load distribution
• Easy installation and removal with standard 3/4" external hex head design compatible with common tools
• Consistent mechanical properties maintained through Rockwell B70 hardness for dependable performance
• Regulatory compliance assurance meeting ASME B18.2.1 specifications and environmental standards

Professional Applications & Engineering Value

This 316 stainless steel hex head screw delivers critical performance advantages in demanding industrial settings where corrosion resistance and structural integrity are paramount. The combination of UNC coarse threading and Class 2A thread fit ensures rapid installation in various materials while maintaining precise tolerances. Engineered with fully threaded design, it provides maximum thread engagement for superior clamping force distribution across the entire 5-1/2" length. The external hex drive with 3/4" head width offers excellent torque transmission during installation, reducing the risk of tool slippage. These features make it particularly valuable in chemical processing, marine applications, and structural assemblies where corrosion-resistant fasteners must withstand aggressive environments while maintaining their mechanical properties under continuous stress.

Specification Summary & Compliance

Manufactured to precise inch system dimensions with 1/2"-13 UNC coarse threads meeting Class 2A thread fit tolerances for consistent performance. This hex head screw complies with ASME B18.2.1 manufacturing specifications and demonstrates regulatory conformity with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards. The mechanical properties include Rockwell B70 hardness and 70,000 psi tensile strength, ensuring reliable performance in industrial fastening applications.