S-96100A130 0.203" ID x 0.438" OD Plastic Washers

Key Features & Benefits at a Glance

• Superior electrical insulation from hard fiber material, preventing current leakage and short circuits in electrical assemblies
• Excellent vibration dampening and load distribution with precise 0.203" ID and 0.438" OD dimensions, reducing fastener loosening and surface damage
• Reliable performance under thermal stress, maintaining integrity in temperatures up to 230°F without deformation or loss of properties
• Consistent hardness and durability with Rockwell R70 rating, ensuring long service life and resistance to wear in repetitive applications
• Corrosion-free operation as a non-metallic washer, ideal for humid or chemically aggressive environments where metal washers would degrade
• Secure fit for No. 10 screws, providing accurate alignment and spacing to prevent thread damage and improve assembly efficiency
• Full regulatory compliance with RoHS 3 and REACH standards, guaranteeing safe use in global industrial markets without hazardous substances

Professional Applications & Engineering Value

This hard fiber flat washer delivers critical solutions for industrial applications demanding reliable electrical insulation and corrosion resistance. Engineered from high-grade hard fiber with a black finish, it effectively isolates electrical components, preventing galvanic corrosion and current leakage in panels, enclosures, and machinery. The material's inherent properties, combined with precise inch system dimensions (0.203" ID x 0.438" OD), ensure uniform pressure distribution and vibration absorption, protecting No. 10 screw threads and seated surfaces from fatigue. With a Rockwell R70 hardness and thermal stability up to 230°F, it withstands operational stresses in automotive, HVAC, and electrical systems, reducing maintenance needs and enhancing equipment longevity in demanding B2B environments.

Specification Summary & Compliance

This washer adheres to standard inch system measurements with an inner diameter of 0.203", outer diameter of 0.438", and thickness tolerance of 0.041-0.051". It is manufactured to fit No. 10 screw sizes and features a Rockwell R70 hardness for consistent mechanical performance. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from restricted substances and safe for industrial use worldwide.