S-2741N16 0.781" ID x 1.5" OD Tab Lock Washers

Key Features & Benefits at a Glance

• Superior locking security with tab design that prevents loosening under vibration and dynamic loads
• Enhanced corrosion resistance through zinc-plated steel construction for extended service life in harsh environments
• Precision dimensional fit with 0.781" ID specifically engineered for 3/4" screw applications
• Optimal load distribution with 1.5" OD providing wider surface coverage and reduced surface pressure
• Consistent performance maintained by 0.063" thickness ensuring reliable locking action
• Regulatory compliance assurance meeting REACH standards for industrial safety requirements
• Versatile industrial compatibility designed for inch-system applications across multiple sectors

Professional Applications & Engineering Value

This zinc-plated steel tab lock washer delivers critical vibration resistance in demanding industrial applications where fastener security is paramount. The tab lock mechanism provides positive mechanical locking that outperforms standard spring washers in high-vibration environments such as heavy machinery, automotive assemblies, and structural frameworks. The 0.781" ID ensures precise fitment for 3/4" screws, eliminating play and maintaining alignment, while the 1.5" OD distributes clamping force effectively to prevent surface damage. The zinc plating offers sacrificial protection against corrosion, extending service life in exposed or humid conditions. Engineered for reliability in mechanical systems where vibration-induced loosening compromises safety and performance.

Specification Summary & Compliance

Manufactured to inch system specifications with precise dimensions: 0.781" internal diameter, 1.5" outer diameter, and 0.063" thickness. Designed specifically for use with 3/4" screws in industrial applications. Constructed from zinc-plated steel for corrosion protection. Compliant with REACH (EC 1907/2006) regulations regarding substance restrictions (SVHC compliance as of 01/17/2022). Suitable for mechanical assemblies requiring reliable locking performance in inch-standard applications.