S-95611A259 0.344" ID x 1" OD Plastic Washers

Key Features & Benefits at a Glance

• Excellent chemical resistance from PVC material, ideal for harsh industrial environments where corrosion is a concern.
• Effective electrical insulation properties for safe use in electrical assemblies and components.
• Durable and resilient performance with a Durometer 65D hardness, maintaining shape under load.
• Precise fit for 5/16" screws with a 0.344" ID, ensuring secure fastening and reduced vibration.
• Broad surface coverage with a 1" OD, distributing pressure evenly to protect materials.
• Reliable operation in moderate heat, rated for maximum temperatures up to 140°F.
• Compliance with global environmental standards, including RoHS 3 and REACH, for safer, regulated use.

Professional Applications & Engineering Value

This PVC plastic flat washer is engineered to address common industrial challenges such as chemical exposure, electrical hazards, and material degradation. Made from gray PVC, it provides inherent chemical resistance, making it suitable for applications in plumbing, chemical processing, and water treatment systems where metal washers may corrode. Its electrical insulation properties are critical in electrical assemblies, preventing short circuits and enhancing safety. The Durometer 65D hardness ensures the washer remains resilient under compression, reducing the risk of deformation in high-vibration environments. With a precise 0.344" ID for 5/16" screw size, it offers a secure fit that minimizes loosening, while the 1" OD distributes load effectively to prevent surface damage. Ideal for industrial washers in OEM and maintenance projects, this component delivers long-lasting performance without compromising on regulatory compliance.

Specification Summary & Compliance

This flat washer is manufactured to inch system dimensions with an ID of 0.344", OD of 1", and thickness range of 0.053-0.071", ensuring precise fit for 5/16" screw applications. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for various industrial uses. The material, PVC plastic, offers consistent performance with a hardness of Durometer 65D and a maximum temperature rating of 140°F, supporting reliable operation in specified conditions.