S-91145A249 0.254" ID x 0.63" OD Insulating Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance and excellent electrical insulation for reliable performance in demanding industrial environments
• High mechanical strength with Rockwell R108 hardness, ensuring long-term durability and resistance to wear
• Wide operating temperature range from -40°F to 180°F, maintaining integrity in extreme thermal conditions
• Precision fit for 1/4" screws with a 0.254" ID, providing secure fastening and vibration resistance
• Compliance with RoHS 3 and REACH regulations, ensuring safety and environmental responsibility for global supply chains
• Dimensional stability from Nylon 6/6 material, preventing deformation under load for consistent performance
• Sleeve design offering enhanced load distribution and protection for sensitive surfaces

Professional Applications & Engineering Value

This Nylon 6/6 Plastic Sleeve Washer is engineered to solve critical challenges in industrial assembly, where corrosion resistance and electrical insulation are paramount. Its sleeve design and Rockwell R108 hardness provide superior load distribution and durability, preventing fastener loosening in high-vibration applications like machinery, automotive, and electrical enclosures. The material's stability across a wide temperature range (-40°F to 180°F) ensures reliable performance in outdoor or thermally variable settings, while the precise 0.254" ID guarantees a secure fit for 1/4" screws, reducing installation errors. Ideal for OEM and MRO uses, this washer minimizes maintenance needs and enhances safety in corrosive or electrically sensitive environments.

Specification Summary & Compliance

This washer features an ID of 0.254", OD of 0.63", and sleeve OD of 0.375" with an overall height of 0.249", designed for use with 1/4" screws in inch-based systems. Manufactured from Nylon 6/6 plastic in off-white color, it meets industry standards for dimensional accuracy. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements for hazardous substances.