S-97725A227 0.234" ID x 0.39" OD Metal Sealing Washers

Key Features & Benefits at a Glance

• Superior electrical conductivity for reliable performance in electrical applications and grounding systems
• Excellent corrosion resistance ensuring long-term durability in harsh or humid environments
• Precise dimensional tolerances (0.234" ID × 0.39" OD) for perfect fit with No. 12 screws and consistent performance
• Optimized thickness range (0.033-0.047") providing ideal compression and load distribution characteristics
• Full regulatory compliance with RoHS 3 and REACH standards for safe use in regulated industries
• Pure copper construction offering excellent malleability and thermal conductivity for demanding applications
• Versatile industrial application suitable for electrical panels, marine equipment, and corrosive environments

Professional Applications & Engineering Value

This copper flat washer delivers critical engineering advantages where electrical conductivity and corrosion resistance are paramount. The pure copper material ensures minimal electrical resistance, making it ideal for electrical connections, grounding systems, and electronic assemblies where reliable current flow is essential. The washer's natural corrosion resistance protects against degradation in marine environments, industrial settings, and outdoor applications where moisture and chemicals are present. With precise No. 12 screw size compatibility and controlled thickness, it provides consistent load distribution while maintaining electrical contact integrity. These flat washers are particularly valuable in electrical panels, telecommunications equipment, and industrial machinery where both performance and regulatory compliance are required.

Specification Summary & Compliance

This inch-system flat washer features precise dimensions: 0.234" inner diameter, 0.390" outer diameter, with thickness ranging from 0.033" to 0.047". Manufactured to standard flat washer specifications for No. 12 screw applications. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant (updated 06/14/2023, 235 SVHC), meeting the latest environmental and safety regulations for industrial components.