S-91145A238 0.199" ID x 0.433" OD Insulating Washers

Key Features & Benefits at a Glance

• Superior electrical insulation properties from Nylon 6/6 material, preventing current leakage and short circuits in electrical assemblies
• Excellent corrosion and chemical resistance for long-lasting performance in harsh industrial environments without rust or degradation
• Wide temperature tolerance from -40°F to 180°F maintains structural integrity and dimensional stability across extreme operating conditions
• High Rockwell R108 hardness provides exceptional durability and resistance to deformation under heavy load conditions
• Precision dimensional design with 0.199" ID ensures perfect fit for No. 10 screws, preventing loosening and maintaining secure fastening
• Full regulatory compliance with RoHS 3 and REACH standards guarantees environmental safety and global market acceptance
• Optimal load distribution through the sleeve design reduces surface pressure and prevents damage to connected materials

Professional Applications & Engineering Value

This Nylon 6/6 plastic sleeve washer delivers critical engineering solutions where metal fasteners fall short. The sleeve washer design provides enhanced bearing surface area, distributing clamp load effectively to prevent material crushing in soft substrates or finished surfaces. Its off-white nylon construction offers superior electrical insulation, making it ideal for electrical enclosures, control panels, and electronic assemblies where conductivity must be avoided. The material's inherent corrosion resistance eliminates galvanic corrosion concerns when used with dissimilar metals, while the wide temperature range ensures reliable performance in both freezing outdoor applications and heated industrial environments. These industrial plastic washers solve common challenges of vibration loosening, electrical isolation, and chemical exposure that compromise fastener integrity in demanding applications.

Specification Summary & Compliance

This precision sleeve washer features exact dimensional specifications including 0.199" ID, 0.433" OD, 0.063" thickness, and 0.188" overall height with a sleeve OD of 0.312" and sleeve height of 0.125". Manufactured from Nylon 6/6 plastic with Rockwell R108 hardness, it maintains dimensional stability across its operating range. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for global industrial applications.