S-91367A954 0.23" ID x 0.625" 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 and fluid resistance thanks to fluorosilicone rubber material, ideal for harsh industrial and automotive applications
• Consistent sealing and vibration dampening with a Durometer 60A hardness, ensuring long-term gasket integrity and equipment protection
• Precise dimensional fit for 1/4" screw sizes with 0.23" ID and 0.625" OD, facilitating easy installation and secure fastening
• Durable, color-coded blue design for straightforward part identification and inventory management in assembly lines
• Full regulatory compliance with RoHS 3 and REACH standards, guaranteeing safety and environmental responsibility in global supply chains
• Optimized thickness tolerance (0.083-0.103") for uniform compression and effective load distribution in flat washer configurations

Professional Applications & Engineering Value

This fluorosilicone rubber flat washer is engineered to address critical challenges in demanding sectors such as aerospace, automotive, and chemical processing, where extreme temperature fluctuations and exposure to aggressive fluids are common. The fluorosilicone rubber composition delivers outstanding resistance to oils, fuels, and solvents, while the flat washer design ensures a tight seal and even pressure distribution on 1/4" screw assemblies. By maintaining elasticity and mechanical properties across a broad temperature range from -60°F to 400°F, it prevents leaks, reduces maintenance downtime, and extends the service life of machinery. Its blue color aids in quick identification, streamlining procurement and assembly processes for engineers and maintenance teams.

Specification Summary & Compliance

This washer adheres to inch system measurements with an ID of 0.23", OD of 0.625", and thickness between 0.083-0.103", ensuring precise compatibility with 1/4" screw fasteners. Manufactured from fluorosilicone rubber with a Durometer 60A hardness, it meets industry standards for flat washers in sealing applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in regulated environments without hazardous substances.