S-91145A217 0.173" ID x 0.344" OD Insulating Washers

Key Features & Benefits at a Glance

• Superior electrical insulation and corrosion resistance thanks to Nylon 6/6 plastic construction, ideal for preventing galvanic corrosion and short circuits.
• Excellent dimensional stability and load distribution with a precise 0.173" ID and 0.344" OD, ensuring a perfect fit for No. 8 screws and reducing surface stress.
• High mechanical durability with a Rockwell R108 hardness rating, providing reliable performance in high-vibration and repetitive assembly applications.
• Wide operational temperature tolerance from -40°F to 180°F, making it suitable for both extreme cold and moderate heat environments.
• Enhanced sealing and spacing capability due to the unique sleeve design (0.205" OD, 0.125" height), which helps protect threads and act as a standoff.
• Guaranteed environmental and safety compliance as it is RoHS 3 (2015/863/EU) Compliant, ensuring safe use in regulated industries.
• Lightweight and non-marring properties protect sensitive surfaces from damage during installation and use.

Professional Applications & Engineering Value

This Nylon 6/6 Plastic Sleeve Washer is engineered to address common industrial challenges such as component wear, electrical hazards, and thermal expansion. Its off-white color and robust sleeve type design provide excellent insulation and vibration damping, making it ideal for electrical enclosures, automotive assemblies, and machinery. The material’s inherent resistance to chemicals and moisture, combined with a wide temperature range from -40°F to 180°F, ensures long-term reliability in harsh conditions. By offering precise dimensional accuracy for No. 8 screw size applications, it simplifies assembly, reduces maintenance, and enhances the lifespan of connected parts, delivering consistent engineering value across various sectors.

Specification Summary & Compliance

This washer features an ID of 0.173", OD of 0.344", thickness of 0.063", and sleeve dimensions (OD: 0.205", Height: 0.125"), manufactured to inch system standards for precise fit. It complies with RoHS 3 (2015/863/EU) regulations, ensuring it is free from hazardous substances, and is suitable for applications requiring high hardness (Rockwell R108) and thermal stability. The product adheres to industry-accepted tolerances for plastic washers, providing reliable performance in industrial settings.