S-2741N11 0.281" ID x 0.75" OD Tab Lock Washers

Key Features & Benefits at a Glance

• Superior Vibration Resistance – Tab lock design prevents loosening under dynamic loads, maintaining assembly integrity in high-stress applications
• Corrosion-Resistant Protection – Zinc-plated steel construction provides durable surface protection against rust and environmental degradation
• Precision Fit for 1/4" Fasteners – 0.281" ID ensures optimal engagement with standard 1/4" screws, eliminating play and misalignment
• Enhanced Load Distribution – 0.75" OD spreads clamping force over wider surface area, preventing material damage and deformation
• Consistent Performance Standards – Manufactured to inch measurement system specifications for reliable compatibility with industrial equipment
• Regulatory Compliance Assurance – REACH compliant construction meets stringent environmental and safety standards for industrial use
• Optimal Thickness for Space-Constrained Applications – 0.036" profile provides secure locking function without adding unnecessary bulk

Professional Applications & Engineering Value

This zinc-plated steel tab lock washer delivers critical vibration resistance in demanding mechanical assemblies where fastener security is paramount. The tab lock mechanism actively prevents rotational loosening, solving common failure points in machinery, automotive, and industrial equipment subjected to constant motion or impact loads. Engineered with precise 0.281" ID for 1/4" screw applications, it eliminates slack and maintains alignment in critical joints. The zinc plating provides essential corrosion protection for extended service life in challenging environments, while the 0.75" OD ensures proper load distribution across mating surfaces. These industrial washers are particularly valuable in assembly lines where consistent performance and regulatory compliance are non-negotiable requirements.

Specification Summary & Compliance

Manufactured to inch measurement system standards with precise dimensions: 0.281" ID, 0.75" OD, and 0.036" thickness. Specifically engineered for 1/4" screw size applications with zinc-plated steel construction. Compliant with REACH (EC 1907/2006) regulations as of 01/17/2022 (223 SVHC), ensuring environmental responsibility and workplace safety standards. The tab lock design follows established industrial fastener specifications for reliable performance in mechanical locking applications.