S-91145A153 0.173" ID x 0.344" OD Insulating Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from Nylon 6/6 material, eliminating rust and chemical degradation in harsh environments
• Excellent electrical insulation properties for safe operation in electrical assemblies and sensitive equipment
• Wide temperature tolerance from -40°F to 180°F, maintaining performance in extreme thermal conditions
• Durable Rockwell R108 hardness ensures long-lasting wear resistance and dimensional stability under load
• Precise No. 8 screw compatibility with 0.173" ID for secure, vibration-resistant fastening in industrial assemblies
• RoHS 3 compliance guarantees environmental safety and meets global regulatory standards for hazardous substances
• Lightweight off-white nylon construction reduces assembly weight while providing clear visual identification

Professional Applications & Engineering Value

This Nylon 6/6 sleeve washer delivers critical engineering solutions where metal fasteners fail. The sleeve design provides extended protection along the bolt shaft, preventing galvanic corrosion between dissimilar metals and offering superior electrical insulation in control panels, automotive electronics, and marine equipment. Its Rockwell R108 hardness maintains structural integrity under vibration and load, while the temperature range (-40°F to 180°F) ensures reliable performance in outdoor, automotive, and industrial machinery applications. The 0.173" ID precisely fits No. 8 screws, creating secure, insulated joints that withstand environmental stressors without compromising electrical safety or mechanical stability.

Specification Summary & Compliance

This inch-system sleeve washer features precise dimensions: 0.173" ID, 0.344" OD, 0.063" thickness, and 0.688" overall height with 0.625" sleeve height. Manufactured from Nylon 6/6 plastic with Rockwell R108 hardness, it complies with RoHS 3 (2015/863/EU) standards for hazardous substance restriction. The washer maintains dimensional stability across its specified temperature range and is engineered for reliable performance in industrial fastening applications requiring corrosion resistance and electrical isolation.