S-2741N19 0.5" ID x 1.125" OD Tab Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with tab lock design that prevents loosening under heavy mechanical stress
• Enhanced corrosion protection through zinc-plated steel construction for extended service life in demanding environments
• Precise 7/16" screw compatibility with 0.5" ID ensuring perfect fit and optimal load distribution
• Robust mechanical performance with 1.125" OD providing maximum bearing surface area for heavy-duty applications
• Reliable industrial compliance meeting REACH environmental standards for safe usage across various sectors
• Optimal thickness design at 0.062" delivering the ideal balance between flexibility and structural integrity
• Dimensional stability maintaining consistent performance across temperature variations and mechanical stresses

Professional Applications & Engineering Value

This zinc-plated steel tab lock washer delivers exceptional engineering value in applications where vibration-induced fastener failure is a critical concern. The tab lock design mechanically locks into both the fastener and mounting surface, creating a positive locking action that withstands severe vibration and dynamic loading conditions. The zinc-plated steel construction provides superior corrosion resistance, making it ideal for outdoor equipment, industrial machinery, automotive assemblies, and construction applications exposed to moisture and harsh environmental conditions. With its 0.5" ID specifically engineered for 7/16" screws, this washer ensures precise fitment and optimal clamping force distribution, preventing joint failure and reducing maintenance requirements in critical mechanical systems.

Specification Summary & Compliance

This heavy-duty tab lock washer features precise dimensional specifications including 0.5" inner diameter, 1.125" outer diameter, and 0.062" thickness, manufactured to inch system standards for consistent performance. The product is constructed from zinc-plated steel and complies with REACH (EC 1907/2006) regulations as of January 17, 2022, ensuring environmental safety and regulatory compliance for industrial applications across global markets.