S-91367A945 0.17" ID x 0.375" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Exceptional Temperature Resilience: Withstands extreme conditions from -60°F to 400°F, ensuring reliable performance in fluctuating thermal environments without degradation.
• Superior Chemical Resistance: Made from fluorosilicone rubber, this washer resists oils, fuels, and solvents, extending service life in harsh industrial settings.
• Optimal Sealing & Cushioning: The Durometer 60A hardness provides a balance of flexibility and firmness, creating effective seals and reducing vibration for No. 10 screws.
• Precision Fit & Easy Installation: Features exact dimensions (0.17" ID x 0.375" OD) for a snug fit, minimizing misalignment and speeding up assembly processes.
• Regulatory Compliance Assurance: Fully compliant with RoHS 3 and REACH standards, meeting stringent environmental and safety regulations for global supply chains.
• Durable Material Longevity: Fluorosilicone rubber construction offers excellent aging resistance, maintaining integrity over time to reduce replacement frequency.
• High-Visibility Blue Color: The blue hue allows for easy identification during installation and maintenance, improving workflow efficiency in complex assemblies.

Professional Applications & Engineering Value

This fluorosilicone rubber flat washer is engineered to address critical challenges in demanding environments where temperature extremes and chemical exposure are common. Its high-temperature resistance from -60°F to 400°F makes it ideal for automotive, aerospace, and industrial machinery applications, such as engine compartments or HVAC systems, where thermal cycling can cause standard washers to fail. The chemical-resistant properties prevent swelling or cracking when exposed to aggressive fluids, ensuring long-term sealing integrity for No. 10 screw fastenings. By combining precise inch system dimensions with a Durometer 60A hardness, it delivers consistent compression and vibration damping, reducing maintenance downtime and enhancing equipment reliability in industrial washers usage.

Specification Summary & Compliance

This flat washer adheres to precise dimensional tolerances with an ID of 0.17", OD of 0.375", and thickness ranging from 0.052" to 0.072", ensuring compatibility with No. 10 screw size applications. It conforms to industry standards for material performance, including a hardness of Durometer 60A, and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental responsibility in manufacturing and use.