S-95630A510 0.656" ID x 1.75" OD Plastic Washers

Key Features & Benefits at a Glance

• Exceptional high-temperature performance – withstands up to 500°F for reliable operation in demanding thermal environments.
• Superior chemical and corrosion resistance – PTFE material ensures longevity in harsh industrial settings.
• Excellent electrical insulation properties – provides safe isolation in electrical assemblies.
• Optimized sealing and load distribution – 0.656" ID and 1.75" OD dimensions fit 5/8" screws perfectly for secure fastening.
• Durable mechanical strength – Durometer 55D hardness offers consistent performance under pressure.
• Compliance with global safety standards – RoHS 3 and REACH compliant for environmentally responsible sourcing.
• Low friction and non-stick surface – reduces wear and prevents adhesion in repetitive applications.

Professional Applications & Engineering Value

This PTFE plastic flat washer is engineered to address critical challenges in high-temperature and corrosive industrial environments. Its white PTFE construction delivers outstanding heat resistance up to 500°F, making it ideal for applications in chemical processing, food manufacturing, and electrical systems where thermal stability is paramount. The material’s inherent chemical inertness prevents degradation from aggressive substances, while the flat washer design with precise 0.656" ID and 1.75" OD ensures uniform load distribution and effective sealing on 5/8" screw sizes. By combining excellent electrical insulation with low moisture absorption, it minimizes risks of short circuits and material failure, providing long-term reliability in industrial washers for pumps, valves, and high-temperature machinery.

Specification Summary & Compliance

This flat washer adheres to inch system measurements with an inner diameter of 0.656", outer diameter of 1.75", and thickness ranging from 0.093" to 0.107" for consistent fit and function. Manufactured from PTFE plastic with a Durometer 55D hardness, it meets precise dimensional tolerances suitable for standard 5/8" screw applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for use in regulated industries.