S-91367A944 0.15" ID x 0.438" OD Rubber Sealing Washers

Key Features & Benefits at a Glance

• Exceptional temperature resilience for reliable performance in environments ranging from -60°F to 400°F, preventing failure under thermal stress.
• Superior chemical resistance due to fluorosilicone rubber material, ensuring longevity when exposed to oils, fuels, and solvents.
• Optimized sealing performance with a 60A Durometer hardness and 0.083-0.103" thickness, providing an effective seal against moisture and contaminants.
• Precise dimensional fit with a 0.15" ID and 0.438" OD, designed specifically for No. 8 screws to ensure easy installation and secure placement.
• Enhanced durability and flexibility from the blue fluorosilicone rubber, which maintains integrity under compression and repeated use.
• Compliance with rigorous standards including RoHS 3 and REACH, guaranteeing safety and environmental responsibility in industrial applications.
• Resistance to compression set for long-term sealing effectiveness, reducing the need for frequent replacements and maintenance.

Professional Applications & Engineering Value

These fluorosilicone rubber flat washers are engineered to address critical challenges in demanding industrial settings, such as automotive, aerospace, and chemical processing. The fluorosilicone material offers excellent resistance to extreme temperatures, from -60°F to 400°F, and harsh chemicals, preventing degradation and ensuring reliable sealing performance. With a Durometer 60A hardness and precise dimensions (0.15" ID x 0.438" OD), they provide a tight seal for No. 8 screws, reducing the risk of leaks and vibration loosening. This makes them ideal for applications like gasketing, insulation, and fluid handling systems, where failure can lead to costly downtime. By integrating these high-temperature washers, engineers can enhance assembly longevity and comply with industry standards for safety and efficiency.

Specification Summary & Compliance

This flat washer features an inner diameter of 0.15", outer diameter of 0.438", and thickness range of 0.083-0.103", designed for use with No. 8 screws in inch measurement systems. It is manufactured from fluorosilicone rubber with a Durometer 60A hardness and blue color for easy identification. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards. It is suitable for temperature ranges from -60°F to 400°F, supporting reliable operation in varied industrial conditions.