S-93493A231 0.142" ID x 0.5" OD Plastic Washers

Key Features & Benefits at a Glance

• Exceptional thermal resistance for reliable performance in high-temperature environments up to 280°F, preventing deformation under heat stress.
• Superior electrical insulation properties due to the fiberglass material, reducing risks of short circuits in electrical assemblies.
• High hardness rating (Rockwell M100) ensures excellent wear resistance and maintains dimensional stability under load.
• Precise dimensional fit with 0.142" ID and 0.5" OD designed specifically for No. 6 screws, providing secure fastening and vibration resistance.
• Light green color coding allows for easy identification and organization in industrial inventory and assembly lines.
• Compliance with RoHS 3 and REACH regulations guarantees safe, environmentally responsible use without hazardous substances.
• Chemical stability from fiberglass construction resists corrosion and degradation in harsh industrial settings.

Professional Applications & Engineering Value

This fiberglass flat washer is engineered to address common challenges in high-temperature and electrically sensitive applications. Made from durable fiberglass material, it provides reliable thermal resistance up to 280°F, making it ideal for automotive, aerospace, and electrical enclosures where heat buildup can compromise metal washers. The light green color aids quick identification, while its Rockwell M100 hardness ensures it withstands mechanical stress without cracking. Perfect for use with No. 6 screws, this washer distributes load evenly, preventing loosening in vibrating machinery. Its electrical insulation properties reduce risks in circuits, and compliance with RoHS and REACH standards ensures it meets strict industry regulations for safety and sustainability.

Specification Summary & Compliance

This flat washer adheres to inch measurement standards with an inner diameter of 0.142", outer diameter of 0.5", and thickness ranging from 0.054" to 0.070" for precise fit with No. 6 screws. It conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from restricted substances and safe for industrial use. The fiberglass material and manufacturing process support consistent performance in demanding applications, with no additional tolerances specified beyond the provided dimensions.