S-94705A316 5/8"-11 x 2 1/2" ASTM A193 Steel Heavy Hex Head Screws for High-Pressure Applications

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with 125,000 PSI tensile strength for reliable performance in high-stress industrial applications
• Superior material durability through ASTM Grade B7 steel construction providing excellent resistance to mechanical stress and fatigue
• Optimized thread engagement with Class 2A fit UNC coarse threads ensuring secure fastening and vibration resistance
• Enhanced installation efficiency featuring external hex drive design for straightforward torque application with standard tools
• Strategic partial threading with 1½" threaded section and 1" grip length for precise clamping force distribution
• Consistent hardness performance at Rockwell C35 maintaining structural integrity under repeated loading conditions
• Robust dimensional stability with 2½" total length providing versatile application across various material thicknesses

Professional Applications & Engineering Value

This high-strength hex head screw delivers critical performance advantages for demanding industrial applications where fastener failure is not an option. The Grade B7 steel construction combined with 125,000 PSI tensile strength provides exceptional resistance to mechanical stress, making it ideal for pressure vessel assemblies, structural connections, and heavy machinery where reliable fastening under extreme conditions is paramount. The partially threaded design with UNC coarse threads ensures optimal load distribution while the external hex drive facilitates efficient installation in confined spaces. Engineered to ASTM A193 specifications, this industrial hex bolt maintains consistent performance in high-temperature environments and corrosive conditions, reducing maintenance frequency and downtime in critical operations.

Specification Summary & Compliance

This 5/8"-11 UNC hex head screw features precise Class 2A thread fit tolerances with coarse thread spacing for optimal engagement. Manufactured to ASTM A193 specifications using Grade B7 steel with Rockwell C35 hardness, the fastener delivers consistent mechanical properties including 125,000 PSI tensile strength. The partially threaded configuration provides 1½" of threading with 1" grip length and 2½" total length. Compliant with industry standards for heavy-duty industrial applications, this inch fasteners meets rigorous quality requirements for performance in demanding environments.