S-92790A242 1/2"-13 x 2 3/4" 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 chemical and marine environments
• Exceptional mechanical strength with 75,000 psi tensile strength and Rockwell B96 hardness for heavy-duty load requirements
• Reliable thread engagement with Class 2A fit UNC coarse threads ensuring secure fastening in industrial applications
• Optimized partial threading providing superior grip length control for precise clamping force distribution
• Industry-standard compliance meeting ASTM A193 specifications for consistent quality and performance
• Enhanced installation efficiency with external hex drive design allowing high-torque application with standard tools
• Dimensional precision with 1/2"-13 thread size and 2 3/4" overall length for accurate fit in engineered assemblies

Professional Applications & Engineering Value

Engineered for demanding industrial environments, this 316 stainless steel hex head screw delivers exceptional performance where corrosion resistance and structural integrity are paramount. The ASTM Grade B8M classification ensures consistent material properties, while the UNC coarse thread pattern with Class 2A fit provides reliable engagement in high-vibration applications. The partially threaded design concentrates clamping force precisely where needed, preventing joint relaxation in heavy machinery, chemical processing equipment, and marine installations. With 75,000 psi tensile strength and external hex drive compatibility, this fastener withstands extreme mechanical stresses while enabling efficient installation with standard industrial tools.

Specification Summary & Compliance

This 1/2"-13 UNC hex head screw features precise Class 2A thread fit tolerances and complies with ASTM A193 manufacturing specifications. The 316 stainless steel construction meets industry standards for corrosion resistance, while the dimensional configuration includes 1 1/4" thread length and 2 3/4" overall length with right-hand coarse threading. The fastener's mechanical properties are verified to ASTM Grade B8M requirements, ensuring consistent performance in critical applications where material traceability and specification compliance are essential.