S-93303A125 0.469" ID x 1.125" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Exceptional thermal stability with a wide operating range from 0°F to 450°F, ensuring reliable performance in high-heat environments without degradation.
• Superior sealing and vibration dampening from the Aramid Fabric/Buna-N Rubber composite, providing excellent resistance to compression set and maintaining seal integrity under pressure.
• Enhanced chemical and oil resistance due to the Buna-N Rubber component, ideal for industrial settings exposed to harsh fluids and lubricants.
• Robust dimensional accuracy with precise 7/16" ID and 1.125" OD, ensuring easy installation and consistent fit for #7/16 screws in inch-based assemblies.
• Long-lasting durability from the Aramid Fabric reinforcement, which resists wear, abrasion, and deformation in heavy-duty applications.
• Compliance with global environmental standards including RoHS 3 and REACH, making it safe for use in regulated industries and export markets.
• Color-coded green for easy identification during assembly, streamlining inventory management and reducing installation errors.

Professional Applications & Engineering Value

This Aramid Fabric/Buna-N Rubber Flat Washer is engineered to address critical challenges in high-temperature and chemically aggressive environments. The unique composite material combines the thermal resilience of aramid fabric with the flexibility and fluid resistance of Buna-N rubber, creating a reliable sealing solution that prevents leaks and reduces maintenance downtime. Ideal for industrial machinery, automotive systems, and aerospace components, it excels in applications where standard washers fail, such as near engines, pumps, or processing equipment. By maintaining integrity under extreme conditions, it extends equipment life and enhances safety, making it a cost-effective choice for demanding sealing and insulation tasks.

Specification Summary & Compliance

This flat washer features an ID of 0.469" and OD of 1.125" with a thickness range of 0.052-0.072", designed for #7/16 screw sizes in inch measurement systems. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for hazardous substances. The washer is suitable for continuous use within a temperature range of 0°F to 450°F, supporting reliable performance in varied industrial settings.