S-91367A929 0.74" ID x 1.5" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Exceptional temperature resilience for reliable performance in extreme environments from -60°F to 400°F
• Superior chemical and fluid resistance thanks to fluorosilicone rubber material, ideal for harsh industrial settings
• Consistent sealing and vibration dampening with a precise 60A Durometer hardness for durable, long-lasting use
• Accurate fit and easy installation with 0.74" ID and 1.5" OD dimensions designed specifically for 3/4" screws
• Enhanced safety and environmental compliance by meeting RoHS 3 and REACH regulations
• Optimized thickness tolerance (0.052-0.072") ensures uniform pressure distribution and reliable sealing
• High-visibility blue color allows for quick identification and inventory management in complex assemblies

Professional Applications & Engineering Value

This fluorosilicone rubber flat washer is engineered to address critical challenges in demanding industrial environments where temperature fluctuations, chemical exposure, and sealing integrity are paramount. Its fluorosilicone rubber composition provides excellent resistance to fuels, oils, and solvents, making it an ideal choice for automotive, aerospace, and chemical processing applications. The precise 0.74" ID and 1.5" OD dimensions ensure a secure fit for 3/4" screw assemblies, preventing leaks and maintaining bolt tension under vibration. By offering reliable performance across a wide temperature range from -60°F to 400°F, this washer reduces maintenance downtime and extends the service life of equipment, delivering consistent sealing and insulation in extreme conditions.

Specification Summary & Compliance

This flat washer conforms to inch system measurements with an inner diameter of 0.74", outer diameter of 1.5", and thickness range of 0.052-0.072". It is manufactured from fluorosilicone rubber with a Durometer 60A hardness, ensuring consistent mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to strict environmental and safety standards for industrial components.