S-90126A222 1.625" ID x 3" OD SAE Washers

Key Features & Benefits at a Glance

• Superior load distribution with 3" outer diameter to prevent surface damage and maintain joint integrity under heavy loads
• Enhanced corrosion resistance through zinc-plated steel construction for extended service life in demanding environments
• Precise compatibility with 1 1/2" screw sizes thanks to 1.625" inner diameter for accurate fastener alignment
• Heavy-duty performance with Grade 5 strength classification suitable for high-stress industrial applications
• Vibration resistance through flat washer design that helps maintain bolt tension and prevent loosening
• Regulatory compliance with RoHS 3 and REACH standards for safe use across multiple industries
• Dimensional stability with thickness range of 0.136-0.192" ensuring consistent performance and reliable spacing

Professional Applications & Engineering Value

This zinc-plated steel SAE flat washer delivers critical engineering solutions for industrial applications where load distribution and corrosion resistance are paramount. The substantial 3" outer diameter effectively spreads clamping force over a wider surface area, preventing material deformation and reducing stress concentration in assemblies using 1 1/2" screws. The zinc plating provides essential protection against environmental factors, making these Grade 5 washers ideal for construction equipment, heavy machinery, structural steel connections, and outdoor applications. By maintaining proper bolt tension and preventing galvanic corrosion, these SAE standard washers significantly extend the service life of fastened connections while reducing maintenance requirements and downtime in demanding operational conditions.

Specification Summary & Compliance

This heavy-duty flat washer features precise dimensional specifications with 1.625" inner diameter, 3" outer diameter, and thickness ranging from 0.136" to 0.192" for consistent performance. Manufactured to SAE standards in the inch measurement system, these washers are constructed from zinc-plated steel with Grade 5 strength classification. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications across global markets.