S-92800A277 5/8"-11 x 7/8" 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction for long-term reliability in harsh environments
• Superior load-bearing capacity with 80,000 PSI tensile strength to withstand heavy-duty industrial applications
• Optimized installation efficiency through external hex drive design for secure tool engagement and fast assembly
• Reliable thread performance with Class 2A thread fit ensuring consistent mating and vibration resistance
• Full-length threading providing maximum grip and uniform stress distribution across the entire fastener length
• Enhanced durability with Rockwell B70 hardness maintaining structural integrity under repeated stress
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 5/8"-11 UNC hex head screws deliver critical performance advantages in construction, machinery assembly, and structural frameworks. The 18-8 stainless steel composition provides inherent corrosion resistance that eliminates premature failure in moisture-exposed environments, while the coarse thread spacing enables rapid installation in both metal and composite materials. The external hex drive design accommodates high-torque applications, preventing tool slippage during critical fastening operations. With fully threaded construction ensuring maximum surface contact, these screws distribute mechanical loads evenly across joined components, reducing stress concentration points that lead to material fatigue and joint failure in heavy equipment and structural applications.

Specification Summary & Compliance

This hex head screw maintains precision Class 2A thread fit per UNC standards with 5/8"-11 coarse thread configuration and right-hand direction. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring restricted substance compliance for global industrial applications. The inch-system measurement provides 7/8" length with 15/16" head width and 25/64" head height dimensions for standardized compatibility across industrial equipment and structural assemblies.