S-92146A624 0.512" ID x 0.869" OD ASME B18.21.1 Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance from the split lock design prevents fastener loosening in high-stress applications
• Exceptional corrosion resistance provided by Black-Oxide 18-8 Stainless Steel construction for extended service life
• Reliable hardness performance with Rockwell C35 rating ensures consistent spring action and durability
• Precise dimensional compatibility with 0.512" ID designed specifically for 1/2" screw applications
• Industry-standard compliance meeting ASME B18.21.1 specifications for guaranteed quality and performance
• Environmental regulation adherence with full RoHS 3 and REACH compliance for global industrial use
• Optimized load distribution through 0.869" OD design that minimizes surface damage and material stress

Professional Applications & Engineering Value

This split lock washer delivers critical engineering solutions where vibration-induced fastener failure poses significant operational risks. The Black-Oxide 18-8 Stainless Steel construction provides dual advantages: exceptional corrosion resistance for harsh environments and the protective oxide coating that reduces galling during installation. The standard split design creates continuous spring tension that compensates for thermal expansion and mechanical settling, making it ideal for industrial machinery, automotive assemblies, and heavy equipment applications. With precise dimensions (0.512" ID, 0.869" OD) specifically engineered for 1/2" fasteners, this washer maintains clamping force integrity while the Rockwell C35 hardness ensures the split lock mechanism retains its spring characteristics through repeated stress cycles, effectively solving vibration-related maintenance challenges in demanding operational environments.

Specification Summary & Compliance

This standard split lock washer features precise dimensional specifications including 0.512" inner diameter, 0.869" outer diameter, and 0.125" thickness, engineered for compatibility with 1/2" screw applications. Manufactured to meet ASME B18.21.1 standards, ensuring consistent quality and performance in industrial fastening systems. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial distribution and use in regulated industries.