S-92790A638 5/8"-11 x 4 1/2" 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 providing 75,000 psi tensile strength for heavy-load applications and structural integrity
• Reliable thread engagement with UNC coarse threads and Class 2A fit ensuring easy assembly and vibration resistance
• Optimized drive performance featuring an external hex head design for high-torque applications and secure installation
• Enhanced durability with Rockwell B96 hardness offering excellent wear resistance and long service life
• Versatile partial threading allowing for precise clamping force control in various industrial assemblies
• Industry compliance assurance meeting ASTM A193 standards for consistent quality and performance reliability

Professional Applications & Engineering Value

This 5/8"-11 UNC hex head screw delivers critical engineering solutions where corrosion resistance and structural reliability are paramount. Manufactured from 316 stainless steel with ASTM Grade B8M certification, it effectively combats degradation in marine, chemical processing, and high-humidity environments. The coarse thread design provides superior holding power in soft materials and resists loosening under dynamic loads. With partial threading and external hex drive, it enables precise tension control and easy installation in confined spaces. These features make it ideal for heavy-duty applications including structural steel connections, machinery assembly, and industrial equipment where 75,000 psi tensile strength ensures long-term performance under stress.

Specification Summary & Compliance

This fastener maintains Class 2A thread fit per UNC standards ensuring proper clearance and assembly efficiency. Manufacturing complies with ASTM A193 specifications for high-temperature service applications. The inch system measurements provide dimensional accuracy with 1½" thread length and 4½" overall length. Material composition meets industry standards for 316 stainless steel with appropriate Rockwell B96 hardness verification. All production adheres to relevant quality control protocols for consistent performance in industrial applications.