S-90097A174 0.879" ID x 1.03" OD Insulating Washers

Key Features & Benefits at a Glance

• Exceptional durability with Rockwell R118 hardness, ensuring long-lasting performance in demanding industrial environments.
• Reliable insulation and corrosion resistance due to the nylon plastic material, ideal for electrical and chemical applications.
• Wide temperature tolerance from -40°F to 180°F, maintaining integrity in extreme conditions without degradation.
• Precise fit for 7/8" screws with 0.879" ID and 1.03" OD, providing secure fastening and vibration reduction.
• Enhanced stability from the sleeve design (0.954" OD, 0.125" height), distributing load evenly and preventing loosening.
• Compliance with environmental standards, including RoHS 3 and REACH, ensuring safe and sustainable use in global markets.
• Off-white color for easy identification and compatibility with various assembly processes, reducing installation errors.

Professional Applications & Engineering Value

This nylon plastic sleeve washer is engineered to address common industrial challenges, such as electrical insulation and corrosion in harsh environments. Made from high-grade nylon material, it provides excellent dielectric properties, preventing short circuits in electrical systems, while its sleeve design enhances load distribution to minimize wear on connected components. The temperature resistance from -40°F to 180°F ensures reliable performance in outdoor or high-heat settings, such as automotive, machinery, and construction applications. Its Rockwell R118 hardness offers superior abrasion resistance, reducing maintenance needs and extending equipment lifespan. By combining precise dimensions for 7/8" screw size with robust material properties, this washer delivers consistent sealing and vibration damping, making it a cost-effective solution for B2B procurement in sectors requiring durable, compliant fasteners.

Specification Summary & Compliance

This washer adheres to inch system measurements with an ID of 0.879", OD of 1.03", and overall height of 0.305", ensuring precise fit and Class 2A thread compatibility. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free from hazardous substances and suitable for international industrial standards. The specifications include a sleeve OD of 0.954" and sleeve height of 0.125", designed for optimal performance in fastening applications.