S-91145A151 0.173" ID x 0.344" OD Insulating Washers

Key Features & Benefits at a Glance

• Excellent electrical insulation and corrosion resistance from Nylon 6/6 material, ideal for protecting sensitive components.
• Superior dimensional stability and durability with a Rockwell R108 hardness rating, ensuring long-lasting performance in demanding applications.
• Wide operating temperature range from -40°F to 180°F, providing reliable service in both extreme cold and moderate heat environments.
• Precise fit for No. 8 screws with a 0.173" inner diameter, ensuring secure fastening and preventing loosening.
• Acts as an effective spacer and sleeve with a 0.5" sleeve height, maintaining proper component alignment and preventing galvanic corrosion.
• Compliance with strict environmental standards as a RoHS 3 (2015/863/EU) compliant component, making it suitable for regulated industries.
• Lightweight and non-magnetic properties of the off-white Nylon 6/6 plastic reduce overall assembly weight and are perfect for electronic applications.

Professional Applications & Engineering Value

This Nylon 6/6 plastic sleeve washer is engineered to solve critical challenges in industrial assembly and electronics. Its sleeve design provides essential spacing and prevents metal-to-metal contact, effectively eliminating galvanic corrosion between dissimilar metals. The off-white Nylon 6/6 material offers outstanding dielectric strength, making it an indispensable component for electrical insulation in control panels, connectors, and enclosures. With a temperature resistance from -40°F to 180°F, it maintains integrity in outdoor equipment, automotive subsystems, and machinery exposed to varying thermal cycles. The combination of Rockwell R108 hardness and precise inch dimensions ensures it can withstand vibrational forces and maintain clamp load, providing long-term reliability for No. 8 screw fastening applications in corrosive environments.

Specification Summary & Compliance

This washer features precise inch system dimensions including an ID of 0.173", OD of 0.344", Thickness of 0.063", and an Overall Height of 0.563". The sleeve portion has an OD of 0.205" and a Height of 0.5", designed specifically for a No. 8 screw size. Manufactured from Nylon 6/6 plastic with a hardness of Rockwell R108, it operates within a temperature range of -40°F to 180°F. The product is fully RoHS 3 (2015/863/EU) compliant, ensuring it meets stringent restrictions on hazardous substances for global markets.