S-93303A112 0.75" ID x 2" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Exceptional temperature resistance from -20°F to 460°F, ensuring reliable performance in extreme thermal environments without degradation.
• Superior vibration dampening and sealing capabilities due to the Aramid Fabric/Buna-N Rubber composite construction, reducing equipment wear and preventing leaks.
• Consistent hardness of Durometer 70A provides optimal compression and recovery, maintaining seal integrity under varying loads.
• Precise dimensional fit with 0.75" ID and 2" OD, designed specifically for 3/4" screw applications to ensure easy installation and secure fastening.
• RoHS 3 (2015/863/EU) compliance guarantees environmental safety and meets international regulatory standards for hazardous substances.
• Durable composite material combines the strength of Aramid Fabric with the flexibility of Buna-N Rubber, offering long-lasting service life in harsh conditions.
• Color-coded green design allows for quick identification and inventory management in industrial settings.

Professional Applications & Engineering Value

This high-temperature flat washer is engineered to address critical challenges in demanding sectors such as automotive, aerospace, and heavy machinery, where thermal cycling and mechanical stress are common. The Aramid Fabric/Buna-N Rubber composite excels in providing excellent sealing and vibration resistance, preventing fastener loosening and fluid ingress in applications like engine assemblies, hydraulic systems, and industrial equipment. Its ability to maintain Durometer 70A hardness across a broad temperature range from -20°F to 460°F ensures consistent performance without brittleness or softening, reducing maintenance downtime and enhancing operational safety. Ideal for 3/4" screw sizes in inch-based systems, this washer delivers reliable industrial-grade solutions for extreme environments.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.75", outer diameter of 2", and thickness ranging from 0.054" to 0.070", adhering to inch system measurements for precise compatibility. It conforms to standard dimensional tolerances and is manufactured from Aramid Fabric/Buna-N Rubber material with a hardness of Durometer 70A. The product is RoHS 3 (2015/863/EU) compliant, ensuring it meets stringent environmental regulations for hazardous substance restrictions, and is suitable for use in applications requiring high-temperature stability and chemical resistance.