S-91145A167 0.26" ID x 0.513" OD Insulating Washers

Key Features & Benefits at a Glance

• Superior electrical insulation properties thanks to Nylon 6/6 construction, preventing current leakage and short circuits in sensitive assemblies.
• Excellent corrosion and chemical resistance for long-lasting performance in harsh industrial environments without rust or degradation.
• Wide operating temperature range from -40°F to 180°F, ensuring reliable performance in both extreme cold and high-heat applications.
• High mechanical strength and durability with Rockwell R108 hardness, resisting deformation under load for secure, long-term fastening.
• Precise dimensional fit with a 0.26" ID designed specifically for 1/4" screws, ensuring easy installation and optimal load distribution.
• Environmentally compliant manufacturing with RoHS 3 (2015/863/EU) compliance, meeting global regulatory standards for hazardous substances.
• Versatile sleeve design with a 0.5" sleeve height, providing enhanced spacing, vibration dampening, and protection for bolt and joint surfaces.

Professional Applications & Engineering Value

This Nylon 6/6 Plastic Sleeve Washer is engineered to solve critical challenges in electrical, automotive, and machinery assemblies where corrosion resistance and electrical insulation are paramount. Its sleeve-type design not only acts as a standard washer but also extends to protect threaded fasteners from galvanic corrosion and seal against contaminants. The off-white nylon material offers excellent dielectric properties, making it ideal for electrical insulation in control panels, motor mounts, and outdoor equipment. With a temperature range from -40°F to 180°F, it performs reliably in fluctuating environments, reducing maintenance needs and enhancing the longevity of 1/4" screw fastenings in demanding industrial applications.

Specification Summary & Compliance

This washer features precise inch-system dimensions: 0.26" ID, 0.513" OD, 0.063" thickness, and 0.563" overall height with a sleeve OD of 0.312" and sleeve height of 0.5". Manufactured from Nylon 6/6 plastic with a hardness of Rockwell R108, it is designed for use with 1/4" screw sizes. The product is fully compliant with RoHS 3 (2015/863/EU) regulations, ensuring it is free from restricted hazardous substances, and is suitable for applications requiring reliable performance across a broad temperature spectrum.