S-90097A152 0.379" ID x 0.535" OD Insulating Washers

Key Features & Benefits at a Glance

• Excellent electrical insulation and corrosion resistance from durable nylon plastic construction
• Secure fit and vibration dampening with precise 0.379" ID and 0.535" OD dimensions for 3/8" screws
• Superior mechanical protection with Rockwell R118 hardness for long-lasting performance
• Reliable operation in extreme environments with a wide temperature range from -40°F to 180°F
• Enhanced safety and environmental compliance meeting RoHS 3 and REACH standards
• Optimal load distribution through the 0.625" overall height and 0.5" sleeve design
• Easy identification and aesthetic consistency with off-white color in industrial assemblies

Professional Applications & Engineering Value

This nylon plastic sleeve washer delivers critical engineering solutions for demanding industrial applications. Its sleeve-type design provides superior insulation and prevents galvanic corrosion when used with metal fasteners, making it ideal for electrical enclosures, machinery, and outdoor equipment. The high-temperature resistance up to 180°F ensures stability in heated environments, while the -40°F rating maintains flexibility in freezing conditions. Manufactured to precise inch measurement standards, it offers reliable performance as a 3/8 inch screw washer that reduces maintenance costs and extends equipment lifespan through excellent wear resistance and chemical inertness.

Specification Summary & Compliance

This washer features precise dimensional specifications including 0.379" ID, 0.535" OD, 0.625" overall height, and 0.419" sleeve OD. The nylon plastic material meets Rockwell R118 hardness standards and operates within -40°F to 180°F temperature range. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for global industrial supply chains.