S-95160A240 0.641" ID x 1.073" OD ASME B18.21.1 Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance prevents fastener loosening in high-stress industrial applications
• Heavy-duty hot-dipped galvanized steel construction provides exceptional corrosion protection for extended service life
• Rockwell C38 hardness rating ensures consistent spring tension and reliable locking performance
• Precision-engineered split design creates continuous spring action against both bearing surfaces
• ASME B18.21.1 compliance guarantees dimensional accuracy and mechanical performance standards
• RoHS 3 compliance meets environmental regulations for safe industrial use
• Standard split lock washer configuration ensures compatibility with existing 5/8" fastener systems

Professional Applications & Engineering Value

This heavy-duty split lock washer addresses critical vibration-induced loosening challenges in industrial machinery, construction equipment, and automotive assemblies. The hot-dipped galvanized steel material provides superior corrosion resistance, making it ideal for outdoor applications and harsh environments where moisture and chemicals are present. The split lock design generates continuous outward pressure that maintains bolt tension despite constant vibration and thermal cycling. With Rockwell C38 hardness, this washer delivers consistent spring performance without deformation, ensuring long-term reliability in heavy machinery, structural connections, and high-vibration equipment where fastener security is paramount for operational safety and reduced maintenance intervals.

Specification Summary & Compliance

This 5/8" split lock washer features precise dimensions of 0.641" ID x 1.073" OD with 0.156" thickness, manufactured to ASME B18.21.1 standards for dimensional accuracy and mechanical properties. The product maintains compliance with RoHS 3 (2015/863/EU) regulations and is designed for use with inch system fasteners, providing reliable performance in industrial applications requiring certified quality and environmental responsibility.