S-93303A113 1" ID x 1.5" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Exceptional temperature resistance maintains performance from -20°F to 460°F, ensuring reliable operation in extreme thermal environments
• Superior material durability with aramid fabric reinforcement and Buna-N rubber providing excellent wear resistance and long service life
• Optimal sealing capability with Durometer 70A hardness offering ideal compression and vibration dampening for industrial assemblies
• Precise dimensional compatibility with 1" inner diameter specifically engineered for 1" screw sizes, ensuring perfect fit and function
• Environmental compliance assurance with RoHS 3 (2015/863/EU) compliance, meeting strict regulatory standards for industrial applications
• Enhanced visibility and identification with distinctive green color coding for easy installation and inventory management
• Consistent thickness control between 0.054-0.070" provides uniform load distribution and reliable sealing performance

Professional Applications & Engineering Value

This high-temperature flat washer combines aramid fabric reinforcement with Buna-N rubber to solve critical engineering challenges in demanding industrial environments. The unique composite construction delivers exceptional thermal stability while maintaining sealing integrity across extreme temperature fluctuations from -20°F to 460°F. Engineered for heavy-duty mechanical assemblies, these washers provide superior vibration isolation and compression recovery, preventing loosening in high-stress applications. The Durometer 70A hardness ensures optimal conformability without sacrificing durability, making them ideal for industrial equipment, automotive systems, and processing machinery where thermal cycling and chemical exposure are common. Their inch-system dimensions and precise 1" ID specification guarantee compatibility with standard fastening systems while the RoHS 3 compliance meets modern environmental standards.

Specification Summary & Compliance

This flat washer features precise inch-system dimensions with 1" inner diameter and 1.5" outer diameter, manufactured to industrial standards with thickness tolerance of 0.054-0.070". The aramid fabric/Buna-N rubber construction provides consistent performance across the specified temperature range of -20°F to 460°F with Durometer 70A hardness. The product is fully RoHS 3 (2015/863/EU) compliant, ensuring adherence to environmental regulations for industrial components. Designed specifically for 1" screw sizes, these washers deliver reliable performance in mechanical assemblies requiring thermal resistance and durable sealing characteristics.