S-90131A611 0.469" ID x 1.25" OD Abrasion-Resistant Cushioning Washers

Key Features & Benefits at a Glance

• Superior vibration damping with SBR rubber construction and 70A Durometer hardness for reduced equipment wear and noise
• Effective sealing performance against dust, moisture, and light fluids in industrial environments
• Enhanced durability through polyester fiber filler reinforcement that resists deformation under load
• Reliable temperature resistance up to 170°F (76°C) for consistent performance in various operating conditions
• Precise compatibility with 7/16" screw sizes and inch system measurements for seamless integration
• Environmental compliance assurance with RoHS 3 and REACH standards for global supply chain requirements
• Optimal load distribution with flat washer design that protects surfaces and prevents fastener loosening

Professional Applications & Engineering Value

This SBR rubber flat washer delivers critical engineering solutions where vibration damping and sealing performance are paramount. The combination of SBR rubber material with 70A Durometer hardness and polyester fiber filler creates a resilient component that absorbs mechanical shocks while maintaining dimensional stability. Industrial applications benefit from its ability to prevent fastener loosening in machinery, provide electrical insulation, and create reliable seals in automotive assemblies, HVAC systems, and manufacturing equipment. The black rubber construction offers consistent performance across temperature variations up to 170°F, making it ideal for environments where thermal stability and chemical resistance are required without compromising on compliance standards.

Specification Summary & Compliance

This flat washer features precise inch system dimensions with 1.25" OD x 0.469" ID and thickness range of 0.047-0.077", specifically designed for 7/16" screw sizes. Manufactured to industry standards for flat washers, it maintains RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance with current SVHC requirements, ensuring environmental responsibility and regulatory adherence for industrial applications worldwide.